Terrestrial birds
Mourning Dove (Zenaida macroura)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Fledging or Weaning Rate | 6.7 | mean number of fledglings produced per adult female | fledglings/female | Both Male and Female | Fledgling | 7 marked pairs | Texas A&M College campus | Exposure Factor Datasets |
Burrowing Owl (Athene cunicularia formerly Speotyto cunicularia)
| Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|
| Clutch or Litter Size | eggs/clutch | Female | Adult | 4 burrows | Umatillo and Morrow counties | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 4.38 | mean productivity | chicks/nesting territory | Both Male and Female | Adult | 33 nests | Rocky Mountain Arsenal National Wildlife Area | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Time of Fledging or Metamorphosis | September | period by which fledging is complete | Both Male and Female | Adult | 18 birds | Oakland Airport | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|
| Age at Fledging, Metamorphosis, Weaning | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | CANADA, MEXICO, USA |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Fledging or Weaning Rate | 1.5 | mean fledging rate in artificial burrows | fledglings/nest | Not Reported | Juvenile | 8 clutches, 66 eggs | New Mexico State University | Exposure Factor Datasets | 1.5 SE |
Great Horned Owl (Bubo virginianus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 1,588 | mean body weight | g | Female | Adult | 2 birds | Exposure Factor Datasets | fasted | 147 | Laboratory |
| 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 |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Time of Nesting | mid-Feb to Jun 20 | period from first territory selection to last brood fledged | Both Male and Female | Adult | 15 nests | south-central Montana | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Lab |
|---|---|---|---|---|---|---|---|---|---|
| Food Ingestion Rate | averages of food amounts eaten per day | g | Both Male and Female | Not Reported | 2 birds | Exposure Factor Datasets | captive | Laboratory |
| 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 |
Northern Flicker (Colaptes auratus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Fledging or Weaning Rate | 2.75 | average number of fledglings from clutches laid late in the breeding season (1990-1992, 1994) | fledglings/clutch | Not Reported | Fledgling | 4 clutches | New Concord, Muskingum County (40 deg, 00'N, 81 deg, 46'W) | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Population Density | 1.26 (20) | mean density of breeding birds (maximum density in parentheses) | pairs/square mile | Both Male and Female | Adult | 130 sample units (160 acres/unit) | Exposure Factor Datasets |
Willow Flycatcher (Empidonax traillii)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Time of Mating/ Laying | mid-June | time by which first eggs laid | Both Male and Female | Adult | 11 nests | Perazzo Meadows, Lacey Valley (32 km NW of Truckee) | Exposure Factor Datasets | Sierra |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 4 | first clutch size in 13/14 females observed | eggs/nest | Female | Adult | 14 females | Badenoch Swamp, 14 km SE of Guelph (69 deg, 32'N, 80 deg, 13' W) | Exposure Factor Datasets | CANADA |
Bushtit (Psaltriparus minumus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|
| Metabolic Rate | metabolic rate = 0.36(ambient T) + 14.64 | linear regression equation for relationship between nocturnal metabolism and ambient temperature | Not Reported | Adult | 12 birds | captured at Occidental College, Los Angeles | Exposure Factor Datasets | Laboratory |
Loggerhead Shrike (Lanius ludovicianus)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Clutches or Litters per year | number of second clutches laid per season | clutches/yr | Both Male and Female | Adult | 27 pairs | Archbold Biological Station | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Age at Sexual Maturity | 1 | yr | Not Reported | Adult | 4 birds | Ada, Elmore, Owyhee Counties | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Age at Fledging, Metamorphosis, Weaning | 16.8 | d | Not Reported | Fledgling | 28 nests | Lawton, Comanche County | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Fledging or Weaning Rate | 1.1 | mean number of fledglings produced per nesting attempt | fledglings/nest | Not Reported | Fledgling | 24 clutches | Archbold Biological Station, Highlands County | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Location | Type | Countries |
|---|---|---|---|---|
| Age at Fledging, Metamorphosis, Weaning | review | Exposure Factor Datasets | CANADA, USA |
Bell's Vireo (Vireo bellii)
| Exposure Endpoint Type | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|
| Duration of Incubation or Gestation | Not Reported | Embryo | 3 eggs | Bloomington | Exposure Factor Datasets |
| 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 |
Song Sparrow (Melospiza melodia)
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Population Density | 8-10 | pairs/acre | Both Male and Female | Adult | Not Reported | San Pablo Marsh; San Francisco Bay | Exposure Factor Datasets | Contra Costa |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|
| Longevity | 6 | years | Male | Chick, Not Reported | 2 males out of 51 male and female; 7 year study | Mandarte island | Exposure Factor Datasets | CANADA |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | 45 | annual survival rates of adult song sparrows at Point Reyes | % | Both Male and Female | Adult | 539 birds | Point Reyes National Seashore | Exposure Factor Datasets | Marin |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Countries | Error |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 24.75 | over 90 wks | g | Female | Adult | 2 birds | Mandarte Island | Exposure Factor Datasets | over 90 wks | CANADA | 2.1 SE |
Western Meadowlark (Sturnella neglecta)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|---|
| Body Weight - Mean | 75.9 | mean body weight | g | Female | Adult | 3 birds | Exposure Factor Datasets | MEXICO |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|
| Hatching Success | 19/31 | proportion of successful nests (hatched at least one egg) in which entire clutch hatched | Both Male and Female | Adult | 41 nests | near Delta, Manitoba | Exposure Factor Datasets | CANADA |
Southwestern Willow Flycatcher (Empidonax traillii ssp. extimus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Territory Size | 0.10 | breeding territory size | ha | Both Male and Female | Adult | 7 pairs | Colorado River | Exposure Factor Datasets | 0.05 SD |
San Clemente Loggerhead Shrike (Lanius ludovicianus ssp. mearnsi)
| 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 |
Least Bell's Vireo (Vireo bellii ssp. pusillus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | 48/312 | proportion of young banded as nestlings or fledglings returning to study area in subsequent yrs | birds returning/birds banded | Both Male and Female | Juvenile | 312 birds | Gibraltar Reservoir | Exposure Factor Datasets | Santa Barbara |
San Pablo Song Sparrow (Melospiza melodia ssp. samuelis)
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Clutch or Litter Size | 3.28 | eggs/nest | Both Male and Female | Adult | 90 records | Exposure Factor Datasets |
Comment
