Dietary Composition

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Great Horned Owl (Bubo virginianus)

Citation:

Reversed sexual size dimorphism: its effect on prey selection by the great horned owl, Bubo virginianus

Author(s)
Longland, William S.
Pages
395-398
Year
Issue
3
Volume
54
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Dipodomys ordii (0.13%), Microtus montanus (0.14%), Perognathus parvus (0.02%), Peromyscus maniculatus (0.50%), Thomomys umbrinus (0.21%) relative proportion of prey species in the diet, based on pellet analysis Female Adult 1 owl Gund Research Ranch, University of Nevada Exposure Factor Datasets
Dietary Composition Dipodomys ordii (0.11%), Microtus montanus (0.12%), Perognathus parvus (0.03%), Peromyscus maniculatus (0.63%), Thomomys umbrinus (0.10%) relative proportion of prey species in the diet, based on pellet analysis Male Adult 1 owl Gund Research Ranch, University of Nevada Exposure Factor Datasets
Citation:

Food habits of the great horned owl (Bubo virginianus) in the cape region of Lower California, Mexico

Author(s)
Llinas-Gutierrez, Jorge, Gustavo Arnaud and Marcos Acevedo
Pages
140-141
Year
Issue
4
Volume
25
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Condition Countries
Dietary Composition mammals (47.0%), birds (5.2%), reptiles (15.7%), arachnids (8.7%), centipedes (7.0%), insects (16.5%) percent of total numbers of prey items in diet, based on pellet analysis Both Male and Female Adult 2 owls (49 pellets) El Comitan, Baja California Sur Exposure Factor Datasets nesting MEXICO
Citation:

Great horned owl food habits at Mono Lake, California

Author(s)
Aigner, Paul A., Michael L. Morrison, Linnea S. Hall, and William M. Block
Pages
286-288
Year
Issue
3
Volume
39
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition Sylvilagus spp. (1.0%), unident. lagomorphs (0.2%), Peromyscus maniculatus (42.%), Microtus monatus (23.7%), unident. rodents (2.9%), Myotis spp. (1.9%), unident. mammal (1.5%), Podiceps nigricollis (1.0%), unident. rail (0.2%), Larus californicus (1.7%), unident. owl (0.4%), unident. blackbird (0.4%), unident. large bird (4.6%), unident. medium bird (1.2%), unident. small bird (6.9%), unident. vertebrate (1.0%), insects (8.3%), scorpions (0.4%) percent occurence of prey items in pellets Not Reported Not Reported 219 pellets, 518 remains Paoha Island, Mono Lake Exposure Factor Datasets Mono
Dietary Composition Lepus californicus (0.2%), Sylvilagus spp. (6.0%), unident. lagomorphs (1.7%), Peromyscus maniculatus (69.2%), Microtus monatus (0.7%), Dipodomys spp. (0.6%), unident. rodents (0.4%), Myotis spp. (1.1%), unident. chiropteran (0.2%), unident. mammal (3.9%), Larus californicus (1.3%), unident. large bird (7.1%), unident. medium bird (1.1%), unident. small bird (0.9%), unident. vertebrate (4.3%), insects (1.5%) percent occurence of prey items in pellets Not Reported Not Reported 188 pellets, 536 remains Negit Island, Mono Lake Exposure Factor Datasets Mono
Citation:

Predation ecology of coexisting great horned and barn owls

Author(s)
Rudolph, Seri G.
Pages
134-137
Year
Issue
1
Volume
90
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition Microtus (66.7%), Peromyscus (27.6%), Dipodomys (1.1%), Sylvilagus (0.3%), Euphagus cyanocephalus (0.3%), Sorex (0.2%), Tadarida brasiliensis (0.2%), Mustela frenata (0.2%), unident. bird (1.4%), unident. small mammal (0.7%), insect (1.3%) percent occurence of prey items in pellets Not Reported Not Reported 107 pellets Tule Lake National Wildlife Refuge Exposure Factor Datasets Siskiyou
Citation:

Food-niche relationships between great horned owls and common barn owls in eastern Washington

Author(s)
Knight, Richard L. and Ronald E. Jackman
Pages
175-179
Year
Volume
101
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Sylvilagus nuttallii (12.4%), Spermophilus washingtoni (0.4%), Thomomys talpoides (29.7%), Perognathus parvus (12.5%), Dipodomys ordii (1.4%), Reithrodontomys megalotis (0.3%), Peromyscus maniculatus (6.2%), Neotoma cinerea (2.1%), Microtus montanus (7.7%), Mus musculus (0.2%), unident. microtinae (4.5%), Mustela frenata (0.4%), Anas platyrynchos (2.6%), Phasianus colchicus (2.5%), Fulica americana (1.5%), Charadrius vociferus (0.2%), Tyto alba (10.7%), Sternella neglecta (0.2%), unident. Fringillidae (0.2%), unident. Passeriformes (1.2%), unident. snake (1.4%), Cyprinus carpio (1.3%), Stenopelmatus spp (0.2%) percent of total prey biomass Not Reported Not Reported 234 pellets Esquatzel Coulee, Franklin County Exposure Factor Datasets
Citation:

Diet and trophic characteristics of great horned owls in southwestern Idaho

Author(s)
Marti, Carl D. and Michael N. Kochert
Pages
499-506
Year
Issue
4
Volume
67
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type
Dietary Composition unident. snake (0.3%), Sylvilagus nuttallii (19.2%), Lepus californicus (14.3%), unident. leporid (16.1%), Spermophilus townsendii (0.6%), Thomomys townsendii (14.6%), Perognathus parvus (0.4%), Dipodomys ordii (11.1%), Reithrodontomys megalotis (0.2%), Peromyscus spp (2.3%), Neotoma cinerea (4.6%), Neotoma lepida (2.0%), unident. woodrat (0.3%), Microtus montanus (4.7%), Mus musculus (0.7%), Mustela frenata (0.1%), Falco sparverius (0.1%), Phasianus colchicus (1.9%), Callipepla californicus (0.1%), unident. galliform (0.4%), Fulica americana (0.4%), Columba livia (0.9%), Tyto alba (0.3%), Sturnus vulgaris (0.2%), unident. passerine (0.6%), unident. bid (3.4%) occurence in diet as percent of total prey biomass, based on pellet analysis Not Reported Not Reported 14 nesting areas, 1472 prey items Snake River Birds of Prey National Conservation Area (42 deg, 50'N, 115 deg, 50'W) Exposure Factor Datasets
Citation:

Hawks, Owls and Wildlife

Author(s)
Craighead, John J. and Frank C. Craighead, Jr.
Pages
443
Publisher
Dover Publications, Inc.
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition white-footed mice (58.2%), meadow mice (28.0%), other small mammals (2.8%), medium sized mammals (5.1%), gamebirds and sm-med sized birds (4.8%), other birds (1.2%) percent occurrence of prey items in pellets Not Reported Not Reported 297 pellets from 14 owls Superior township Exposure Factor Datasets
Dietary Composition white-footed mice (3.6%), meadow mice (64.5%), shrews (0.3%), weasels (0.6%), red squirrel (0.3%), pocket gopher (23.5%), snowshoe rabbit (2.8%), ruffed grouse (1.4%) sage grouse (0.3%), mallard (0.6%), sm-med sized birds (1.4%), sucker (0.8%) percent occurrence of prey items in diet during nesting % Not Reported Not Reported 361 food items, 4 nests Jackson Hole Exposure Factor Datasets
Citation:

Prey of nesting red-tailed hawks and great horned owls on Lostwood National Wildlife Refuge, northwestern North Dakota

Author(s)
Murphy, Robert K.
Pages
145-149
Year
Issue
3
Volume
55
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type
Dietary Composition meadow vole and jumping mouse (11.3%), juv. white-tailed jackrabbit (9.4%), horned or eared grebe (5.7%), American coot (22.6%), sora and Virginia rails (3.8%), duck (26.4%), sharp-tailed grouse (9.4%), blackbird (11.3%) relative frequency of prey species occurence in nests Not Reported Nestling 78 nest visits Lostwood National Wildlife Refuge Exposure Factor Datasets
Citation:

Food habits of the great horned owl (Bubo virginianus) in a Patagonian steppe in Argentina

Author(s)
Trejo, Ana, and Dora Grigera
Pages
306-311
Year
Issue
4
Volume
32
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Countries
Dietary Composition rodents (98.5%), birds + insects + reptiles + lagomorphs (1.5%) percent of prey types in diet (seasonal average) Not Reported Adult 522 pellets near Bariloche, northwest. Patagonia Exposure Factor Datasets ARGENTINA

Long-tailed Weasel (Mustela frenata)

Citation:

Notes on the ecology of weasels in Gunnison County, Colorado

Author(s)
Quick, Horace F.
Pages
281-290
Year
Volume
32
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Microtus (52%); Peromyscus (19.5%); Eutamias (18.2%); Cynomys (2.6%); Thomomys (3.9%); Citellus (2.6%); Ochotona (1.3%); Vespula (6.5%); Tettigoniidae (2.6%) % occurrence in scats % Not Reported Not Reported 77 scats Gunnison County (elev., >7500 ft) Exposure Factor Datasets
Citation:

Winter and spring habits of weasels in central Iowa

Author(s)
Polderboer, Emmett B., Lee W. Kuhn and George O. Hendrickson
Pages
115-119
Year
Volume
5
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Meadow mouse (42.37%); Harvest mouse (24.57%); Deer mouse (11.86%); Mearns cottontail (7.6%); Short-tailed shrew (5.92%); House mouse (2.54%); Tree sparrow (1.69%); Grasshopper (0.84%); Unidentified (2.54%) % frequency in scats % Not Reported Not Reported 97 scats Ames Exposure Factor Datasets
Dietary Composition Meadow mouse (43.7%); Harvest mouse (14.5%); Deer mouse (6.3%); Mearns cottontail (10.4%); Short-tailed shrew (4.2%); Shaw pocket gopher (2.1%); Least weasel (18.8%) % frequency in scats % Not Reported Not Reported 38 scats Ames Exposure Factor Datasets

Sea Otter (Enhydra lutris)

Citation:

The sea otter in the eastern Pacific Ocean

Author(s)
Kenyon, Karl W.
Pages
1-352
Year
Issue
68
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type
Dietary Composition vertebrates (fish; 50%), mollusks (37%), echinoderms (11%), annelid worms (1%), tunicates (<1%), crabs/shrimp (<1%) mean percent of total stomach content volume contributed by dietary items Not Reported Not Reported 309 stomachs Amchitka Island Exposure Factor Datasets

Light-footed Clapper Rail (Rallus longirostris ssp. levipes), California Clapper Rail (Rallus longirostris ssp. obsoletus), Yuma Clapper Rail (Rallus longirostris ssp. yumanensis)

Citation:

Clapper Rail

Author(s)
Eddleman, William R. and Courtney J. Conway
Pages
167-179
Publisher
The International Association of Fish and Wildlife Agencies
Year
Exposure Endpoint Type Endpoint Value Location Type Countries
Dietary Composition review Exposure Factor Datasets USA

Gopher Snake (Pituophis catenifer formerly Pituophis melanoleucus)

Citation:

Comparative ecology of two snake species (Crotalus viridis and Pituophis melanoleucus) in southwestern Idaho

Author(s)
Diller, Lowell V. and Richard L. Wallace
Pages
343-360
Year
Volume
52
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Townsend ground squirrel (10.6%); Mountain conttontail (11.6%); Deer mouse (43.3%); Ord kangaroo rat (5.8%); Great Basin pocket mouse (5.8%); Montane vole (9.6%); House mouse (6.7%); Other species (6.7%) % frequency of prey based on stomach contents and scats % Not Reported Not Reported 104 prey items/455 snakes Snake River Birds of Prey Area, southwestern ID Exposure Factor Datasets
Dietary Composition Townsend ground squirrel (30.3%); Mountain conttontail (34.4%); Deer mouse (15.8%); Ord kangaroo rat (5.9%); Great Basin pocket mouse (1.7%); Montane vole (5.6%); House mouse (2.2%); Other species (4.1%) % biomass of prey based on stomach contents and scat analysis % Not Reported Not Reported 104 prey items/455 snakes Snake River Birds of Prey Area, southwestern ID Exposure Factor Datasets
Citation:

Pituophis melanoleucus (Daudin), Pine, Bull and Gopher Snakes

Author(s)
Sweet, Samuel S. and William S. Parker
Pages
1-8
Year
Volume
474
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Sample Size Location Type
Dietary Composition review Not Reported Not Reported Not Reported Exposure Factor Datasets

Willow Flycatcher (Empidonax traillii)

Citation:

Feeding-time minimization and the territorial behavior of the willow flycatcher (Empidonax traillii)

Author(s)
Prescott, David R.C. and Alex L.A. Middleton
Pages
17-28
Year
Volume
105
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Countries
Dietary Composition Mollusca (4), Arachnida (19), Isopoda (4), Orthoptera (15), Hemiptera (56), Coleoptera (7), Lepidoptera adult (20), Lepidoptera larvae (10), Diptera adult (188), Hymenoptera adult (9), Hymenoptera larvae (1) numbers of food items delivered to nestlings fitted with neck ligatures Not Reported Nestling 333 food items collected Badenoch Swamp, 14 km SE of Guelph (69 deg, 32'N, 80 deg, 13' W) Exposure Factor Datasets CANADA

Common Garter Snake (Thamnophis sirtalis)

Citation:

Feeding habits and diet overlap of three species of garter snakes (Thamnophis) on Vancouver Island

Author(s)
Gregory, Patrick T.
Pages
1967-1974
Year
Volume
56
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Countries
Dietary Composition amphibians (41); earthworms (24); birds (1); leeches (1); misc. invertebrates (4); unidentified (13); empty (100) number of stomach examinations yielding various food types # Not Reported Not Reported 179 Vancouver Island Exposure Factor Datasets CANADA

Eastern Garter Snake (Thamnophis sirtalis ssp. sirtalis)

Citation:

Comparative ecology of the common garter snake (Thamnophis s. sirtalis), the ribbon snake (Thamnophis s. sauritus) and Butler's garter snake (Thamnophis butleri) in mixed populations

Author(s)
Carpenter, Charles C.
Pages
235-238
Year
Volume
22
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition earthworms (80%); amphibians (5%); mammals, caterpillars and leeches (5%) % frequency of occurrence in stomach contents % Not Reported Not Reported 178 Washtenaw County Exposure Factor Datasets

Pacific Giant Salamander (Dicamptodon tenebrosus)

Citation:

Stomach contents of Idaho larval Dicamptodon

Author(s)
Metter, Dean E.
Pages
435-436
Year
Volume
1963
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Ascaphus truei larvae (7%); Gastropoda (1%); Nematomorpha (1%); Arachnoidea (4%); Plecoptera nymphs (23%); Tricoptera larvae (26%); Tricoptera adults (3%); Coleoptera larvae (15%); Coleoptera adults (14%); Ephemeroptera nymphs (14%); Diptera larvae (10%) Diptera adults (5%); Lepidoptera (2%); Orthoptera (1%); Misc. (23%) % of stomachs containing the item % Not Reported Juvenile 50 Palouse River, Latah County Exposure Factor Datasets

Western Meadowlark (Sturnella neglecta)

Citation:

A determination of the economic status of the western meadowlark (Sturnella neglecta) in California

Author(s)
Bryant, Harold C.
Pages
377-510
Year
Issue
14
Volume
11
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition grain (30.8), weed seed (5.3), miscell. vegetable (0.6), Coleoptera (21.3), Orthoptera (20.3), Lepidoptera (12.2), Hemiptera (1.7), Hymenoptera (5.6), Diptera (0.1), Arachnida (0.2), miscell. insects (1.9) percent contribution to the diet by volume, based on stomach content analyses % Not Reported Not Reported ~2,000 stomachs Exposure Factor Datasets

American Kestrel (Falco sparverius)

Citation:

Hawks, Owls and Wildlife

Author(s)
Craighead, John J. and Frank C. Craighead, Jr.
Pages
443
Publisher
Dover Publications, Inc.
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition white-footed mice (6.0%), meadow mice (78.9%), shrews (1.3%), pocket gopher (1.0%), uinta ground squirrel (0.3%), sm-med sized birds (5.7%), insects (59.9%) percent occurrence of prey items in pellets during nesting % Not Reported Not Reported 299 pellets from 8 nests Jackson Hole Exposure Factor Datasets

Northern Flicker (Colaptes auratus)

Citation:

Food of the woodpeckers of the United States

Author(s)
Beal, F.E.L.
Pages
7-64
Publisher
Government Printing Office
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Countries
Dietary Composition animal food (67.71%), vegetable food (32.26%) percent composition of stomach contents Not Reported Not Reported 183 birds Exposure Factor Datasets CANADA, USA
Dietary Composition predacious ground beetles (3.89%), other beetles (2.66%), ants (53.82%), Hemiptera (1.84%), caterpillars (2.12%), Orthoptera (1.45%), other insects and spiders (1.96%), grain (2.26%), seeds (19.59%), fruit (10.28%) percent composition of stomach contents Not Reported Not Reported 183 birds Exposure Factor Datasets CANADA, USA

California Ground Squirrel (Spermophilus beecheyi)

Citation:

Energy requirements and diet of the California ground squirrel

Author(s)
Schitoskey, Frank, Jr. and Sarah R. Woodmansee
Pages
373-382
Year
Issue
2
Volume
42
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition see citation list of mean % of 25 items in monthly diets, based on stomach contents % Not Reported Not Reported 12-40/mo San Joaquin Experimental Range Exposure Factor Datasets Madera

Coyote (Canis latrans)

Citation:

Variation in coyote diets associated with season and successional changes in vegetation

Author(s)
Andelt, William F., John G. Kie, Frederick F. Knowlton and Kean Cardwell
Pages
273-277
Year
Volume
51
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition mammals (64%); birds (1%); insects (10%); fruits (20%); misc. (5%) annual diet determined by averaging monthly food type percent occurrence, obtained from scats % Not Reported Not Reported 570-3610 scats/sample Welder Wildlife Refuge, Corpus Christi Exposure Factor Datasets
Citation:

Coyote, Canis latrans, ecology in a rural-urban environment

Author(s)
Atkinson, K.T. and D.M. Shackleton
Pages
49-54
Year
Volume
105
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Countries
Dietary Composition microtines (70.2%); rabbits (8.1%); domestic livestock (4.3%); passerines (2%); other mammals (4.7%); plants (10.3%); misc. (0.3%) % scat volume % Not Reported Not Reported 862 Lower Fraser Valley, British Columbia Exposure Factor Datasets CANADA
Citation:

Food habits of coyotes, Canis latrans, in eastern Tehama county, California

Author(s)
Barrett, Reginald H.
Pages
184-192
Year
Volume
69
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition rodents (27.7%); rabbits (2.9%); carnivores (1.1%); ungulates (28.5%); birds (2.4%); reptiles (1.2%); fish (0.3%); invertebrates (1.9%); vegetable matter (34.0%) annual average % relative frequency of occurrence in scats % Not Reported Not Reported 1042 scats Red Bluff Exposure Factor Datasets Tehama
Citation:

Foods of coyotes (Canis latrans) in Oklahoma

Author(s)
Best, Troy L., Barbara Hoditschek and Howard H. Thomas
Pages
67-69
Year
Volume
26
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition grasses (81.6%); persimmon (3.7%); unidentified seeds (5.2%); other plant material (44.9%); grasshoppers (11.8%); beetles (12.5%); chicken (2.2%); other birds (3.7%); cottontail (13.9%); pocket gopher (5.9%); cotton rat (14.7%); wood rat (2.2%); pine vole (2.2%); coyote (28.7%); cattle (33.8%) % frequency of occurrence in stomach contents % Not Reported Not Reported 136 Cleveland, Grady and McClain Counties Exposure Factor Datasets
Citation:

Food-item use by coyotes at the Naval Petroleum Reserves in California

Author(s)
Cypher, Brian L., Kenneth A. Spencer and Jerry H. Scrivner
Pages
91-95
Year
Volume
39
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition leporids (66.5%); rodents (21.5%); livestock (17.8%); coyote (2.1%); birds (17.8%); reptiles (5.4%); insects (18.6%); fruit (4.5%); other (2.1%); refuse (5.8%) % frequency of occurrence in stomach contents estimated over 6 yrs % Not Reported Not Reported 242 Naval Petroleum Reserves, Bakersfield (elev., 88-473m) Exposure Factor Datasets Kern
Citation:

Relationship between coyote group size and diet in southeastern Colorado

Author(s)
Gese, Eric M., Orrin J. Rongstad and William R. Mytton
Pages
647-653
Year
Volume
52
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition see citation figure of seasonal changes in diet based on scat analysis; mean % volume of food items % Not Reported Not Reported 3270 scats Pinon Canyon Maneuver Site, Las Animas County (elev., 1310 - 1740 m) Exposure Factor Datasets
Citation:

Foods of adult Maine coyotes and their known-aged pups

Author(s)
Harrison, Daniel J. and Joyce A. Harrison
Pages
922-926
Year
Volume
48
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition blueberries (68%); white-tailed deer (43%); snowshoe hare (30%); small mammals (21%); birds (2%) % occurrence of food items in scats % Both Male and Female Both Adults and Juveniles 452 scats Exposure Factor Datasets
Citation:

Coyote food habits in Sagehen Creek basin, northeastern California

Author(s)
Hawthorne, Vernon M.
Pages
4-12
Year
Volume
58
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition mule deer (35.2%); cattle (11.5%); sheep (3.7%); coyote (2.9%); Microtus sp. (47.7%); Thomomys sp. (6.8%); Lepus americanus (4.4%); Marmota flaviventris (3.9%); Citellus lateralis (3.9%); Erethizon dorsatum (3.7%); song birds (3.7%); other insects (4.7%); pine and fir needles (19%); grass (17.6%); other vegetable matter (8.7%) % of scats containing food item % Both Male and Female Adult 384 scats Sagehen Creek Field Station, Truckee Exposure Factor Datasets
Citation:

Food habits of the coyote in California

Author(s)
Ferrel, Carol M., Howard R. Leach and Daniel F. Tillotson
Pages
301-341
Year
Volume
39
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition rodent (27.0%); deer (18.3%); other stock (9.4%); rabbit (22.2%); misc. (10.5%); sheep (6.7%); bird (5.0%); vegetation (0.9%) overall % volume of stomach contents % Not Reported Not Reported 611 northeast region Exposure Factor Datasets
Dietary Composition rodent (24.5%); deer (11.4%); other stock (12.1%); rabbit (22.9%); misc. (10.5%); sheep (9.7%); bird (3.4%); vegetation (5.5%) overall % volume of stomach contents % Not Reported Not Reported 813 inland Sierra region Exposure Factor Datasets
Dietary Composition rodent (19.2%); deer (5.0%); other stock (12.4%); rabbit (41.5%); misc. (12.4%); sheep (6.6%); bird (2.1%); vegetation (0.8%) overall % volume of stomach contents % Not Reported Not Reported 94 eastern region Exposure Factor Datasets
Dietary Composition rodent (24.4%); deer (9.2%); other stock (7.6%); rabbit (26.4%); misc. (10.3%); sheep (5.3%); bird (8.2%); vegetation (8.6%) overall % volume of stomach contents % Not Reported Not Reported 297 southern region Exposure Factor Datasets
Citation:

Ecology of coyotes in Iowa

Author(s)
Andrews, Ronald D. and Edward K. Boggess
Pages
249-265
Publisher
Academic Press
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition rabbits (51.0%); mice (12.3%); other mammals (8.0%); birds (2.7%); plants (0.3%); misc. (0.2%) % volume of food items in stomach contents % Not Reported Not Reported 222 Exposure Factor Datasets
Citation:

Ecology of coyotes in northern Minnesota

Author(s)
Berg, William E. and Robert A. Chesness
Pages
229-247
Publisher
Academic Press
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition deer (41.8%); livestock (23.3%); mice (3.6%); porcupine (4.0%); snowshoe hare (12.8%); striped skunk (2.0%); red squirrel (0.7%); muskrat (1.8%); beaver (0.6%); racoon (0.2%); ruffed grouse (1.0%); bird (0.1%); poultry (1.4%); unknown (2.0%) % weight of item in stomach contents % Not Reported Not Reported 1204 Aitkin and Itasca counties Exposure Factor Datasets
Citation:

Relationships among coyote food habits, prey populations, and habitat use

Author(s)
Reichel, James D.
Pages
133-137
Year
Volume
65
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition voles (79.4%); deer mice (4.7%); other rodents (7.9%); deer (9.8%); pronghorn (1.6%); other ungulates (5.4%); lagomorphs (1.6%); other mammals (1.9%); birds and eggs (6.6%); seeds and fruit (1.0%); insects (2.2%); unknown (3.8%) % frequency of occurrence of items in scats % Not Reported Not Reported 315 National Bison Range (elev., 696-1361 m) Exposure Factor Datasets
Dietary Composition voles (88.8%); deer mice (2.8%); other rodents (10.0%); deer (6.2%); other ungulates (11.0%); other mammals (0.8%); birds and eggs (7.6%); seeds and fruit (0.4%); insects (0.8%); unknown (4.8%) % frequency of occurrence of items in scats % Not Reported Not Reported 250 National Bison Range (elev., 696-1361 m) Exposure Factor Datasets
Dietary Composition voles (74.9%); deer mice (0.5%); other rodents (11.8%); deer (18.3%); pronghorn (10.9%); other ungulates (10.0%); lagomorphs (2.4%); other mammals (0.4%); birds and eggs (12.4%); reptiles and amphibians (4.3%); seeds and fruit (0.5%); insects (7.1%); unknown (1.9%) % frequency of occurrence in scats % Not Reported Not Reported 211 National Bison Range (elev., 696-1361 m) Exposure Factor Datasets
Dietary Composition voles (40.8%); deer mice (2.4%); other rodents (14.1%); deer (24.4%); pronghorn (1.8%); other ungulates (7.3%); lagomorphs (2.4%); other mammals (7.4%); birds and eggs (19.5%); reptiles and amphibians (6.1%); seeds and fruit (30.5%); insects (30.5%); unknown (1.8%) % frequency of occurrence in scats % Not Reported Not Reported 164 National Bison Range (elev., 696-1361 m) Exposure Factor Datasets
Citation:

Ecology of a cottontail rabbit (Sylvilagus auduboni) population in central California

Author(s)
Fitch, Henry S.
Pages
159 - 184
Year
Volume
33
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition cottontail (45.4%); ground squirrel (31.2%); gopher snake (6.0%); woodrat (4.9%); pocket gopher (3.5%); kangaroo rat (3.3%); other (5.7%) computed % by weight of total recorded prey; based on scat analysis % Not Reported Not Reported 1173 scats San Joaquin Experimental Range Exposure Factor Datasets
Citation:

Population dynamics of coyotes in central Alberta, 1964-1968

Author(s)
Nellis, Carl H. and Lloyd B. Keith
Pages
389-399
Year
Volume
40
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Countries
Dietary Composition large mammals (44%); mice (22%); snowshoe hare (3%); birds (11%); vegetation (7%); misc. (3%) % volume, determined from stomach contents % Not Reported Not Reported 344 Rochester, Alberta Exposure Factor Datasets CANADA
Citation:

Food and population characteristics of Iowa coyotes

Author(s)
Mathwig, Herbert J.
Pages
167-189
Year
Volume
47
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition rabbits (70.6%); livestock (14.0%); mice (10.5%); birds (4.2%) % volume of principal foods in stomachs, body weight range 14.5 - 37.0 lbs % Both Male and Female Not Reported 151 Exposure Factor Datasets
Dietary Composition plant foods (29.2%); rabbits (27.6%); mice and rats (24.6%); livestock (7.4%) % volume of principal foods in scats % Both Male and Female Not Reported 147 Exposure Factor Datasets
Citation:

Some observations on coyote food habits in Pennsylvania

Author(s)
Witmer, G.W., M.J. Pipas and A. Hayden
Pages
77-80
Year
Volume
69
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition white-tailed deer (56.1%); mouse/vole (14.8%): cottontail rabbit (9.4%); woodchuck (10.6%); squirrel (5.2%); raccoon (5.2%); porcupine (2.9%); unidentified mammal hair (18.4%); feathers (10.3%); insects (18.1%); grass/sedge (35.5%); leaf fragments (15.2%); twigs/bark (6.4%); seeds/fruit (15.8%); other plants (2.9%); manmade materials (2.3%) % frequence of occurrence of major (>2%) food items in scats % Not Reported Not Reported 310 scats northcentral, southcentral and northeast regions Exposure Factor Datasets
Citation:

Diets of three predators at Concord Naval Weapons Station, Contra Costa County, California

Author(s)
Kuenzi, Amy J., Marylisa Lynch, Dirk Van Vuren, Ivette Loredo and Michael L. Morrison
Pages
64-67
Year
Volume
79
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition Mammals: Spermophilus beecheyi (57%); Microtus californicus (19%); Peromyscus maniculatus and Reithrodontomys megalotis (29%); Lepus californicus (29%); Thomomys bottae (19%); Birds (5%); Insects (10%); Seeds and berries (10%); Herbaceous vegetation (14%) % of scats containing each prey item % Not Reported Not Reported 21 Concord Naval Weapons Station Exposure Factor Datasets Contra Costa
Dietary Composition Mammals: Spermophilus beecheyi (43%); Microtus californicus (61%); Peromyscus maniculatus and Reithrodontomys megalotis (30%); Lepus californicus (43%); Thomomys bottae (9%); Insects (13%); Seeds and berries (4%); Herbaceous vegetation (35%); Wheat (Avena spp.) (9%) % of scats containing each prey item % Not Reported Not Reported 23 Concord Naval Weapons Station Exposure Factor Datasets Contra Costa
Dietary Composition Mammals: Spermophilus beecheyi (67%); Microtus californicus (45%); Peromyscus maniculatus and Reithrodontomys megalotis (29%); Lepus californicus (12%); Thomomys bottae (2%); Birds (5%); Seeds and berries (19%); Herbaceous vegetation (43%); Wheat (Avena spp.) (24%) % of scats containing each prey item % Not Reported Not Reported 42 Concord Naval Weapons Station Exposure Factor Datasets Contra Costa
Dietary Composition Mammals: Spermophilus beecheyi (43%); Microtus californicus (30%); Peromyscus maniculatus and Reithrodontomys megalotis (43%); Lepus californicus (17%); Thomomys bottae (4%); Insects (13%); Seeds and berries (13%); Herbaceous vegetation (17%); Wheat (Avena spp.) (13%) % of scats containing each prey item % Not Reported Not Reported 23 Concord Naval Weapons Station Exposure Factor Datasets Contra Costa
Citation:

The distribution and abundance of coyotes: The effects of allochthonous food subsidies from the sea

Author(s)
Rose, Michael D. and Gary A. Polis
Pages
998-1007
Year
Volume
79
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Countries
Dietary Composition Terrestrial: Reptiles (1.8%); Rodents (21.0%); Lagomorphs (6.6%); Birds (6.3%); Arthropods (5.7%); Vegetation (8.1%) Marine: Reptiles (0.6%); Mammals (0.3%); Fish (12.0%); Birds (16.5%); Arthropods (17.7%); Vegetation (0.6%) average percent occurrence of item in scats from 4 coastal sites % Not Reported Not Reported 152 Bahia de los Angeles, Baja California del Norte [lat., 28^o55' N; long., 113^o30' W] Exposure Factor Datasets MEXICO
Dietary Composition Terrestrial: Reptiles (7.1%); Rodents (48.0%); Lagomorphs (15.9%); Birds (1.0%); Arthropods (11.8%); Vegetation (15.5%) Marine: Birds (0.3%) average percent occurrence of item in scats from 4 inland sites % Not Reported Not Reported 170 Bahia de los Angeles, Baja California del Norte [lat., 28^o55' N; long., 113^o30' W] Exposure Factor Datasets MEXICO
Citation:

Summer food habits and population density of coyotes, Canis latrans, in boreal forests of sutheastern Quebec

Author(s)
Samson, Claude and Michel Crete
Pages
227-233
Year
Volume
111
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Countries
Dietary Composition see citation figure of monthly average volume (%) of food items in scats during 2 summers Both Male and Female Not Reported 666 scat samples Gaspesie Conservation Park and Chic-Chocs Game Reserve [lat., 49^o00N'; long., 66^o00' W] Exposure Factor Datasets CANADA
Citation:

Diet of Coyotes at Lemoore Naval Air Station

Author(s)
Kuenzi, Amy J.
Pages
9-11
Year
Volume
33
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition Seeds (54.8%); Fruit (56.9%); Insects (44.1%); California voles (12.9%); Lagomorphs (10.8%); Cricetine rodents (62.4%); Birds (5.4%); Califorina ground squirrels (4.3%); Gophers (2.2%); Amphibians/Reptiles (2.2%) overall % frequency of occurrence of prey items in scats % Not Reported Not Reported 93 scats Lemoore Naval Air Station Exposure Factor Datasets Fresno, Kings

Citation:

Seasonal changes in coyote food habits as determined by fecal analysis

Author(s)
Bowyer, R. Terry, Sean A. McKenna and Martin E. Shea
Pages
266-273
Year
Volume
109
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sample Size Location Type
Dietary Composition mammals (53%); vegetation (23%); arthropods (9%); reptiles (1%); birds (1%); misc. (3%) % frequency of occurrence in total food items identified in scats % 748 items/223 scats Cuyamaca Rancho State Park (elev., 1525 m) Exposure Factor Datasets
Citation:

Mephitis mephitis

Author(s)
Wade-Smith, Julia and B.J. Verts
Pages
1-7
Year
Volume
173
Exposure Endpoint Type Endpoint Value Sample Size Location Type
Dietary Composition review Not Reported Exposure Factor Datasets

Bullfrog (Lithobates catesbeianus formerly Rana catesbeiana)

Citation:

Foods of some Kentucky herptiles

Author(s)
Bush, Francis M.
Pages
73-77
Year
Volume
15
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Decapoda: Astacidae (47.7%); Lepidoptera (19.0%); Coleoptera: Lampryidae (5.8%); Chrysomelidae (5.8%); Carabidae (4.1%); Curculionidae (0.3%); Chilopoda (7.7%); sand, gravel (1.2%); unidentified (1%) % volume of stomach contents % Not Reported Not Reported 18 Breathitt and Perry counties Exposure Factor Datasets
Citation:

Economics, adult feeding and larval growth of Rana catesbeiana on a fish hatchery

Author(s)
Corse, Wayne A. and Dean E. Metter
Pages
231-238
Year
Volume
14
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition frogs (12.1%); goldfish (30.3%); gastropods (12.4%); crayfish (9.3%); arachnida (4.4%); coleoptera adult (10.6%); hemiptera (8.2%); orthoptera (8.7%) % of stomachs containing major (>4%) food items % Not Reported Adult 772 goldfish pond, Richland Exposure Factor Datasets
Dietary Composition frogs (13.0%); shiners (27.5%); gastropods (16.1%); crayfish (16.3%); arachnida (4.5%); coleoptera adult (10.5%); hemiptera (13.5%); orthoptera (5.8%); lepidoptera larvae (4.5%); odonata adult (4.2%) % of stomachs containing major (>4%) food items % Not Reported Adult 553 bait minnow pond, Richland Exposure Factor Datasets

Ensatina (Ensatina eschscholtzii)

Citation:

Foods of Plethodon larselli, Plethodon dunni and Ensatina eschscholtzi in the Columbia River Gorge, Multnomah County, Oregon

Author(s)
Altig, Ronald and Edmund D. Brodie, Jr.
Pages
226-228
Year
Volume
85
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition gastropoda (1.5%); annelida (1.5%); acarina (10.0%); araneida (17.7%); non-insect arthropods (16.9%); collembola (16.2%); hemiptera (8.5%); coleoptera (3.1%); lepidoptera (0.8%); hymenoptera (12.3%); diptera (10.0%); orthoptera (1.5%) % of total items in stomach contents; Ensatina size class >45 mm % Not Reported Not Reported <22 Multonmah County Exposure Factor Datasets
Dietary Composition acarina (32.5%); araneida (22.6%); non-insect arthropods (22.6%); collembola (16.1%); coleoptera (6.5%) % of total items in stomach contents; Ensatina size class <45 mm % Not Reported Not Reported <22 Multonmah County Exposure Factor Datasets
Citation:

Comparison of food habits of Ensatina eschscholtzii and Aneides lugubris

Author(s)
Zweifel, Richard G.
Pages
285-287
Year
Volume
1949
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition sow bugs (42%); centipedes (42%); spiders (60%); springtails (47%); beetles (36%); caterpillars (5%); ants (13%) % of stomach containing food item % Both Male and Female Both Adults and Juveniles 45 Dixie Canyon Exposure Factor Datasets Los Angeles
Citation:

Contribution to the natural history of the Plethodont salamander Ensatina eschscholtzii

Author(s)
Gnaedinger, Leslie McKay and Charles A. Reed
Pages
187-196
Year
Volume
1948
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Crustacea (1); Arachnida (19); Diplopoda (5); Chilopoda (3); Hexapoda (32) number of each item in stomach contents Both Male and Female Both Adults and Juveniles 21 Portland, Multnomah County Exposure Factor Datasets
Citation:

Natural history of the salamanders of the plethodontid genus Ensatina

Author(s)
Stebbins, Robert C.
Pages
47-124
Year
Volume
54
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition earthworm (1); sowbugs (14); amphipod (1); centipede (1); millipede (4); spiders (6); springtail (1); thysanuran (1); camel crickets (15); lepidopterous larva (1); dipteran (1); beetles (5); ant (1) number of each food item in stomachs # Not Reported Both Adults and Juveniles 27 Pinehurst Madrone Grove Park Exposure Factor Datasets Contra Costa
Dietary Composition sowbug (1); centipede (1); millipede (6); spiders (7); wood ticks (2); scavenger mite (1); solpugid (1); springtails (5); worker termites (15); hemipteran (1); fly (1); beetles (11); ants (2) number of each food item in stomachs # Not Reported Both Adults and Juveniles 8 Madelia Canyon Exposure Factor Datasets Los Angeles

Loggerhead Shrike (Lanius ludovicianus)

Citation:

Effect of vegetation height on hunting behavior and diet of loggerhead shrikes

Author(s)
Yosef, Reuven and Thomas C. Grubb, Jr.
Pages
127-131
Year
Volume
95
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Odonata (12.1), Hemiptera (23.0), Coleoptera (22.3), Lepidoptera (7.3), Orthoptera (16.8), Hyla cinerea (7.6), H. squirella (1.7), Gastrophyne carolensis (0.9), Rana spenocephala (0.4), Anolis carolinensis (2.8), Scincella lateralis (4.1), Eumeces inexpectatus (1.0) percent of total prey items caught by observed pairs % Both Male and Female Adult 6 territories Archbold Biological Station near Lake Placid Exposure Factor Datasets

San Clemente Loggerhead Shrike (Lanius ludovicianus ssp. mearnsi)

Citation:

Opportunistic foraging behavior of loggerhead shrikes

Author(s)
Scott, Thomas A. and Michael L. Morrison
Pages
186-193
Year
Volume
6
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Mollusca (0.00), Crustacea (0.27), Arachnida (0.14), Insecta (14.77), Reptilia (53.29), Mammalia (27.66), Aves (3.86) percent of total prey found in pellets by biomass % Not Reported Not Reported 1238 pellets San Clemente Island Exposure Factor Datasets

Stephens' Kangaroo Rat (Dipodomys stephensi)

Citation:

Diet of Stephens' Kangaroo rat, Dipodomys stephensi

Author(s)
Lowe, Margot
Pages
358-361
Year
Volume
42
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition Erodium cicutarium leaf (19.4%) and seed (18.8%); Schismus barbatus non-seed (15.3%) and seed (2.8%); unidentified grass (14.1%); Bromus madritensis (7.1%); insect (8.1%); Hirschfeldia incana seed (4.7%); Eriogonom fasciculatum seed (3.5%); Salsola tragus seed (3.4%); Amsinckia menziesii seed (2.4%); Artemesia californica seed (0.9%) annual % frequency of occurrence in fecal pellets % Not Reported Not Reported 5-10 pellets/mo Mottee Rimrock Reserve and San Jacinto Wildlife Area Exposure Factor Datasets Riverside

Merriam's Kangaroo Rat (Dipodomys merriami)

Citation:

Rodents of a creosote bush community in southern Nevada

Author(s)
Bradley, W. Glen and Roger A. Mauer
Pages
333-344
Year
Volume
17
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Grasses: Oryzopsis hymenoides (18.0%); Hilaria rigida (13.7%); Tridens pulchella (3.3%); Bromus rubens (4.7%); Annual forbs: Plantago insularis (16.6%); Eriogonum spp. (14.3%); Phacelia spp. (6.8%); Vegetative plant parts: Phacelia spp. (6.0%); Erodium circutarium (3.2%); Misc. (8.4%) % volume in cheek pouches of major (>2%) food items % Not Reported Not Reported 54 Las Vegas Valley, Clark County (elev., 2500 ft) Exposure Factor Datasets

Little Pocket Mouse (Perognathus longimembris)

Citation:

Rodents of a creosote bush community in southern Nevada

Author(s)
Bradley, W. Glen and Roger A. Mauer
Pages
333-344
Year
Volume
17
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Grasses: Oryzopsis hymenoides (27.7%); Hilaria rigida (6.6%); Bromus rubens (8.5%); Annual forbs: Plantago insularis (12.3%); Phacelia spp. (4.5%); Perrenial shrubs: Ephedra funera (9.8%); Sphaeralcea ambigua (11.3%); Dalea fremontii (7.3%); Vegetative plant parts: Phacelia spp. (3.5%); Misc. (4.5%) % volume in cheek pouches of major (>2%) food items Not Reported Not Reported 27 Las Vegas Valley, Clark County (elev., 2500 ft) Exposure Factor Datasets
Citation:

Food relationships of a rodent fauna in a California coastal sage scrub community

Author(s)
Meserve, Peter L.
Pages
300-319
Year
Volume
57
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition see citation monthly % volume of food items (detailed species-specific list) in feces % Both Male and Female Not Reported 3 - 26/mo Irvine Ranch Exposure Factor Datasets Orange

Deer Mouse (Peromyscus maniculatus)

Citation:

Food relationships of a rodent fauna in a California coastal sage scrub community

Author(s)
Meserve, Peter L.
Pages
300-319
Year
Volume
57
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition see citation monthly % volume of food items (detailed species-specific list) in feces % Both Male and Female Not Reported 15-47/mo Irvine Ranch Exposure Factor Datasets Orange
Citation:

Habitat use and food selection of small mammals near a sagebrush/crested wheatgrass interface in southeastern Idaho

Author(s)
Koehler David K. and Stanley H. Anderson
Pages
249-255
Year
Issue
3
Volume
51
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Lepidoptera (71% in June); Graminae seeds (66% in July); crested wheat grass (76% in Aug.) % of fragments identified in stomach contents; dominant food items for 3 months % Not Reported Not Reported 72 Idaho National Engineering Lab. Exposure Factor Datasets
Citation:

The food habits of rodents in range lands of southern Idaho

Author(s)
Johnson, D. R.
Pages
407-410
Year
Volume
42
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition ARTHROPODS (78-95%); SEEDS, Halogeton (0-58%), Shadscale (0-27%); grass (0-19%); prickly pear (0-34%), Tansy mustard (0-8%); LEAVES, Halogeton (2-39%), Shadscale (3-14%); grass (17-34%), Tansy mustard (0-11%), peppergrass (0-5%); Russian thistle (0-12%); MISC., mammalian hair (3-13%), prickly pear stems (0-9%) range of % frequency of food items in stomachs over 3 mo. % Not Reported Not Reported 405 Raft River Valley; Cassia County Exposure Factor Datasets

Striped Skunk (Mephitis mephitis)

Citation:

Skunks as grasshopper destroyers

Author(s)
Hamilton, W. J. (JR)
Pages
918
Year
Issue
4
Volume
24
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition percent grasshoppers in stomach contents (43% of animals examined) % grasshoppers Not Reported Not Reported 230 animals Ithaca Exposure Factor Datasets
Citation:

Biology of the striped skunk

Author(s)
Verts, B. J.
Pages
182
Publisher
University of Illinois Press
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type
Dietary Composition see citation stomach contents and fecal analysis Both Male and Female Adult 149; 20 Exposure Factor Datasets

California Sea Lion (Zalophus californianus)

Citation:

Effects of the 1982-1983 El Nino on several population parameters and diet of California sea lions on the Califonia channel islands

Author(s)
DeLong, R. L., G.A. Antonelis, C.W. Oliver, B.S. Stewart, M.S. Lowry and P.K. Yochem
Pages
166-172
Publisher
Springer Verlag
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition see citation figure of % occurrence of prey items in scats % Female Adult 73 - 283 San Miguel and San Clemente Islands Exposure Factor Datasets

Bell's Vireo (Vireo bellii)

Citation:

Food habits of the vireos: a family of insectivorous birds

Author(s)
Chapin, Edward A.
Pages
1-41
Publisher
U.S. Department of Agriculture, Department Bulletin No. 1355
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Countries
Dietary Composition Hemiptera (34.43%), Orthoptera (18.52%), Lepidoptera (20.63%), Coleoptera (15.26%), Hymenoptera (6.44%), other insects and spiders (2.71%), vegetable food (0.7%) percent occurrence of food items in stomachs Not Reported Not Reported 52 stomachs Exposure Factor Datasets USA

Western Fence Lizard (Sceloporus occidentalis)

Citation:

Sceloporus occidentalis (baird and Girard), Western fence lizard

Author(s)
Bell, Edwin L. and Andrew H. Price
Pages
1-17
Year
Volume
631
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Sample Size Location Type
Dietary Composition review Not Reported Not Reported Not Reported Exposure Factor Datasets

Mourning Dove (Zenaida macroura)

Citation:

Mourning dove foods in semi-desert, south-central New Mexico

Author(s)
Davis, Charles A.
Pages
941-944
Year
Issue
4
Volume
38
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition seeds (96.1%), green vegetation (1.1%), insects (2.8%) percent of diet by volume based on crop analysis % Not Reported Not Reported 38 birds New Mexico State University Ranch Exposure Factor Datasets
Dietary Composition seeds (99.9%), green vegetation (0.1%) percent of diet by volume based on crop analysis % Not Reported Not Reported 42 birds New Mexico State University Ranch Exposure Factor Datasets
Citation:

Fall-winter habitat use and food habits of doves in southwestern Oklahoma

Author(s)
Lewis, James C., John A. Morrison, Victor J. Heller and John W. Ault
Pages
678-690
Year
Volume
36
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition haygrazer (15-96%), wheat (trace-31%), pricklepoppy (trace-19%), panic grass (trace-33%), maize (3-76%), pigweed (trace-14%), sunflower (trace-10%), spurge (trace-17%), wild bean (trace-44%), others (1-6%) percent consumption by weight of 9 most frequently eaten foods (range over 7 months) % Not Reported Not Reported Not Reported Jackson County (elev. 430 m) Exposure Factor Datasets
Citation:

Energy intake of the mourning dove, Zenaida macroura marginella

Author(s)
Schmid, William D.
Pages
1171-1172
Year
Volume
150
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Lab
Dietary Composition green foxtail (39.8%), yellow foxtail (21.4%), wheat (19.6%), black bindweed (5.1%), maize (4.7%), proso millet (3.0%), flax (2.0%), field mustard (1.6%), lamb's quarters (1.2%) percent occurrence in diet by weight % Not Reported Adult 120 birds captured in Grand Forks County, ND Exposure Factor Datasets Laboratory
Citation:

Summer foods of mourning doves in southeastern Idaho

Author(s)
Markham, O. Doyle, and Charles H. Trost
Pages
60-62
Year
Volume
67
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition halogeton (22.0% +/- 33.9), pigweed (3.9% +/- 13.5), common vetch (4.1% +/-17.9), Indian ricegrass (26.1% +/- 37.6), collomia(6.7% +/- 21.6), barnyard grass (0.3% +/- 5.0), gromwell (0.4% +/- 3.7), wheat (13.2% +/- 29.9), oats (0.6% +/- 4.2), cottonwood (1.6% +/- 11.6), other species (1.7% +/- 7.9), grit (13.9% +/- 23.9) percent occurrence by mass in crop contents (mean +/- SD) % Not Reported Not Reported 223 birds Idaho National Engineering Laboratory Exposure Factor Datasets

Mallard duck (Anas platyrhynchos)

Citation:

Accumulation and excretion of Cl36 DDT in mallard and lesser scaup duck

Author(s)
Dindal, Daniel L.
Pages
74-92
Year
Volume
34
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition snails (7%); beetle (2.3%); duckweed (14.1%); pondweed (23.2%); water lily (7.0%); bulrush (9.3%); smartweed (25.5%); Ammiaceae (11.6%) % occurrence in gizzard contents % Not Reported Not Reported 36 Sandusky Bay, Port Clinton Exposure Factor Datasets

Deer Mouse (Peromyscus maniculatus ssp. artemisiae)

Citation:

Ecological notes on deer mice in Grand Teton National Park, Wyoming

Author(s)
Clark, Tim W.
Pages
14-16
Year
Volume
49
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition green plant materials (3.0%); seed fragments (7.0%); arthropods (48.0%); other animal tissue (8.0%); unidentified (33%) % volume of stomach contents % Both Male and Female Both Adults and Juveniles 39 Grand Teton National Park Exposure Factor Datasets

Deer Mouse (Peromyscus maniculatus ssp. rubidus)

Citation:

Food habits of Peromyscus maniculatus on a California beach

Author(s)
Osborne, T.O. and W.A. Sheppe
Pages
844-845
Year
Volume
52
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition Plant matter: Abronia or Cakile (16%); Fragaria seeds (1.5%); plant shoots (1%); Animal matter: Orchestoidea (3%); Diptera (3%); Staphylinid beetles (1.5%); aphids (1%); centipedes (1.5%); unidentified arthropod chitin (16%); unidentified arthropod viscera (56%) % food item volume in stomach contents % Not Reported Not Reported 30 Samoa Exposure Factor Datasets Humboldt

Deer Mouse (Peromyscus maniculatus ssp. bairdii)

Citation:

Food of Mus musculus, Peromyscus maniculatus bairdi and Peromyscus leucopus in Vigo County, Indiana

Author(s)
Whitaker, John O., Jr.
Pages
473 - 486
Year
Volume
47
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition lepidopterous larvae (15.4%); misc. vegetation (14.7%); wheat seeds (11.8%); soybeans (10.5%); unidentified seeds (7.2%); corn (5.6%); green vegetation (5.1%); coleoptera (3.6%); Lespedeza seeds (2.3%) % volume of major (>2%) food items in stomach contents % Not Reported Not Reported 444 Vigo County Exposure Factor Datasets

Peregrine Falcon (Falco peregrinus)

Citation:

Peregrines and pesticides in Alaska

Author(s)
Cade, Tom J., Clayton M. White, and John R. Haugh
Pages
170-178
Year
Issue
2
Volume
70
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Condition
Dietary Composition waterfowl (50%), shorebirds (10-12%), small gulls (10-15%), small land birds (20%), small mammals (2-3%) dietary contribution of groups of species, by weight, based on collection of remains at nests Both Male and Female Adult, Chick 329 prey items Yukon River Exposure Factor Datasets breeding
Citation:

Food of the peregrine falcon, Falco peregrinus, in interior Alaska

Author(s)
Cade, Tom
Pages
373-374
Year
Volume
68
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Holboell's grebe (2.4%); green-winged teal (9.7%); buffle-head (2.7%); sparrow hawk (2.4%); spruce grouse (2.4%); ruffed grouse (2.4%); lesser yellow-legs (9.7%); gulls (19.6%); hawk owl (2.4%); northern flicker (2.4%); Alaska jay (12.5%); Hudsonian chickadee (2.4%); gray-cheeked thrush (2.4%); rusty blackbird (2.4%); pine grosbeak (2.4%); robin (4.9%); unidentified passerines (17.0%) estimated from prey item remains lying about the bluffs in study area % total prey Not Reported Not Reported 52 prey items Tanana River, Chena Exposure Factor Datasets
Citation:

American Peregrine Falcon

Author(s)
Aldrich, John A.
Pages
1-14
Publisher
U.S. Fish and Wildlife Service
Year
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Sample Size Location Type Countries
Dietary Composition review Not Reported Adult Not Reported Exposure Factor Datasets USA

Long-toed Salamander (Ambystoma macrodactylum)

Citation:

Interaction between introduced trout and larval salamanders (Ambystoma macrodactylum) in high-elevation lakes

Author(s)
Tyler, Torrey, William J. Liss, Lisa M. Ganio, Gary L. Larson, Robert Hoffman, Elisabeth Deimling and Gregg Lomnicky
Pages
94-105
Year
Volume
12
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Benthic macroinvertebrates (75%): Diptera (66.7); Chironomidae (41.7%); Coleoptera (58.3%); Trichoptera (50%); Ephemeroptera (25%); Amphipoda (16.7%); Plecoptera (8.3%); Pelecypoda (8.3%); Crustacean zooplankton (41.7%): Cladocerans (41.7%); Unidentified (41.7%); Imm. Daphnids (25.0%); Daphnia rosea (25%); Ceriodaphnia quadrangula (16.7%); Chydorus spaericus (8.3%); Copepods (16.7%); Cylopoids (16.7%); Calanoids (8.3%); Harpactacoids (8.3%) % larvae stomachs that contained prey item % Not Reported Juvenile 13 North Cascades National Park Service Complex Exposure Factor Datasets

California Newt (Taricha torosa)

Citation:

Modified interactions between salamander life stages caused by wildfire-induced sedimentation

Author(s)
Kerby, J. Lawrence and Lee B. Kats
Pages
740-745
Year
Volume
79
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition see citation figure of % of stomachs containing prey items over several yrs Not Reported Adult 17-52 Cold Creek and Trancas Creek, Santa Monica Mountains Exposure Factor Datasets Los Angeles

Burrowing Owl (Athene cunicularia formerly Speotyto cunicularia)

Citation:

Breeding-season food habits of burrowing owls (Athene cunicularia) in southwestern Dominican Republic

Author(s)
Wiley, James W.
Pages
241-245
Year
Issue
3
Volume
32
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Condition Countries
Dietary Composition mammals (4.7%), birds (50.4%), amphibians (1.3%), reptiles (12.8%), insects (30.8%) percent composition of diet by biomass % Not Reported Adult 396 identified prey items Sierra de Bahoruco Exposure Factor Datasets nesting DOMINICAN REPUBLIC
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