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Lanius ludovicianus

Citation:

Nest ecology, productivity, and growth of the loggerhead shrike on the shortgrass prairie

Author(s)
Porter, David K., Mark A. Strong, J. Brent Giezentanner and Ronald A. Ryder
Pages
429-436
Year
Issue
4
Volume
19
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Age at Fledging, Metamorphosis, Weaning 17 normal fledging period d Not Reported Fledgling Pawnee National Grassland 232 fledged birds Exposure Factor Datasets
Fledging or Weaning Rate 5.40 average number of fledglings produced per nest 4.36-5.88 fledglings/nest Not Reported Fledgling Pawnee National Grassland 65 successful nests Exposure Factor Datasets
Hatching Success 5.69 average number of eggs hatched per successful nest 5.07-6.26 eggs/nest Not Reported Hatchling Pawnee National Grassland 65 successful nests Exposure Factor Datasets
Citation:

Breeding ecology of Lanius ludovicianus nesting in sagebrush

Author(s)
Woods, Christopher P.
Pages
244-250
Year
Volume
6
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Mating/ Laying Apr-mid Aug period from clutch initiations to chicks fledging Both Male and Female Adult Ada, Elmoor, Owyhee Counties 98 pairs Exposure Factor Datasets
Clutch or Litter Size 6.1 average number of eggs per clutch, 2 years 0.8 SD eggs/clutch Female Adult Ada, Elmoor, Owyhee Counties 84 clutches Exposure Factor Datasets
Fledging or Weaning Rate 5.1 average number of fledglings per sucessful pair 1.5 SD fledglings/pair Not Reported Fledgling Ada, Elmoor, Owyhee Counties 65 pairs Exposure Factor Datasets
Age at Fledging, Metamorphosis, Weaning age at which young left nests 14-19 d Not Reported Fledgling Ada, Elmoor, Owyhee Counties 65 pairs Exposure Factor Datasets
Citation:

Nesting ecology of the loggerhead shrike in southwestern Oklahoma

Author(s)
Tyler, Jack D.
Pages
95-104
Year
Issue
1
Volume
104
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Mating/ Laying late Feb (begin), April (peak) time of nesting activity Both Male and Female Adult Lawton, Comanche County 133 pairs Exposure Factor Datasets
Hatching Success 84 average percent of nests that hatched at least 1 young, 4 years 69-95 % Not Reported Hatchling Lawton, Comanche County 133 pairs Exposure Factor Datasets
Fledging or Weaning Rate 60 average percent of nests that fledged at least 1 young, 4 years 46-83 % Not Reported Fledgling Lawton, Comanche County 133 pairs Exposure Factor Datasets
Clutch or Litter Size 5.8 average clutch size, 4 years 5.6-5.9 eggs/clutch Female Adult Lawton, Comanche County 101 nests Exposure Factor Datasets
Duration of Incubation or Gestation 16.9 average incubation period, 4 years 16.6-17.1 d Both Male and Female Embryo Lawton, Comanche County 55 nests Exposure Factor Datasets
Age at Fledging, Metamorphosis, Weaning 16.8 d Not Reported Fledgling Lawton, Comanche County 28 nests Exposure Factor Datasets
Clutches or Litters per year 1-2 clutches/yr Both Male and Female Adult Lawton, Comanche County 122 pairs Exposure Factor Datasets
Survival/ Mortality 64 overall nestling survival rate % Not Reported Nestling Lawton, Comanche County 90 nests Exposure Factor Datasets
Survival/ Mortality 46 calculated probability of survival of any nest from incubation onset to end of fledging % Not Reported Fledgling Lawton, Comanche County 109 nests Exposure Factor Datasets
Citation:

Dynamics of a loggerhead shrike population in Minnesota

Author(s)
Brooks, Bonnie L. and Stanley A. Temple
Pages
441-450
Year
Issue
3
Volume
102
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Clutches or Litters per year 1-2 clutches/yr Both Male and Female Adult southern Minnesota 48 pairs Exposure Factor Datasets
Clutch or Litter Size 5.65 average clutch size, 2 years 1.17 SD 3-7 eggs/clutch Female Adult southern Minnesota 46 clutches Exposure Factor Datasets
Hatching Success 4.18 average number of eggs hatched per nest 2.33 SD hatchlings/nest Not Reported Hatchling southern Minnesota 51 nests Exposure Factor Datasets
Fledging or Weaning Rate 3.02 average number of fledglings produced per nesting attempt 2.07 SD fledglings/nest Not Reported Fledgling southern Minnesota 60 nesting attempts Exposure Factor Datasets
Survival/ Mortality 0.47 annual adult survival (based on reoccupancy rate from the previous year), over 3 years Both Male and Female Adult southern Minnesota 16-37 territories/year Exposure Factor Datasets
Citation:

Habitat selection and breeding biology of loggerhead shrikes in eastern Ontario and Quebec

Author(s)
Chabot, Amy, Rodger D. Titman and David M. Bird
Pages
155-156
Year
Volume
6
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size average clutch sizes, 2 years 4.91-5.56 eggs/clutch Female Adult eastern Ontario, Quebec 27-52 pairs/yr Exposure Factor Datasets
Duration of Incubation or Gestation 17 average incubation period, 2 years 15-20 d Not Reported Embryo eastern Ontario, Quebec 27-52 pairs/yr Exposure Factor Datasets
Hatching Success average number of hatchlings per nest, 2 years 4.20-5.42 hatchlings/nest Not Reported Hatchling eastern Ontario, Quebec 27-52 pairs/yr Exposure Factor Datasets
Age at Fledging, Metamorphosis, Weaning 14-16 d Not Reported Fledgling eastern Ontario, Quebec 27-52 pairs/yr Exposure Factor Datasets
Fledging or Weaning Rate average number of young surviving to fledge per nest, 2 years 3.90-4.17 fledglings/nest Not Reported Fledgling eastern Ontario, Quebec 27-52 pairs/yr Exposure Factor Datasets
Clutches or Litters per year 1-2 clutches/yr Both Male and Female Adult eastern Ontario, Quebec 27-52 pairs/yr Exposure Factor Datasets

Mustela frenata

Citation:

The sexual cycle of the male long-tailed weasel (Mustela frenata)

Author(s)
Wright, Philip L.
Pages
343-352
Year
Volume
28
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Type
Body Weight - Mean 287 g Male Adult 12 Exposure Factor Datasets
Clutches or Litters per year 1 litter/yr Female Adult Not Reported Exposure Factor Datasets
Time of Hatching or Parturition Apr. Female Adult Not Reported Exposure Factor Datasets

Lithobates catesbeianus

Citation:

Microhabitat and prey size among three species of Rana (Anura: Ranidae) sympatric in eastern Canada

Author(s)
McAlpine, Donald F. and Timothy G. Dilworth
Pages
2244-2252
Year
Volume
67
Exposure Endpoint Type Endpoint Value Error Range Units Sex Life Cycle Stage Location Sample Size Type
Body Weight - Mean 142.8 77.4 SD 9.5 - 274.0 g Not Reported Adult York County, New Brunswick [lat., 45^o47'; long., 66^o37'] 39 Exposure Factor Datasets
Citation:

Bullfrog (Rana catesbeiana) invasion of a California river: the role of larval competition

Author(s)
Kupferberg, Sarah J.
Pages
1736-1751
Year
Volume
78
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Mating/ Laying July laying Female Adult Angelo Coast Range Reserve [lat., 39^o44'N; long., 123^o39'W] Not Reported Exposure Factor Datasets
Population Density 18.2 13.1 SD 1 - 52 #/m2 Both Male and Female Tadpole Angelo Coast Range Reserve [lat., 39^o44'N; long., 123^o39'W] 17 quadrats Exposure Factor Datasets
Population Density 90.9 97.7 SD 0 - 310 #/m2 Both Male and Female Tadpole Angelo Coast Range Reserve [lat., 39^o44'N; long., 123^o39'W] 20 quadrats Exposure Factor Datasets
Citation:

Alternative mating behaviors of young male bullfrogs

Author(s)
Howard, Richard D.
Pages
397-406
Year
Volume
24
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Location Sample Size Type
Survival/ Mortality 0.42 probability of survival (age x-1 to age x) Male Edwin S. George Reserve Not Reported Exposure Factor Datasets
Survival/ Mortality 0.52 probability of survival (age x-1 to age x) Male Adult Edwin S. George Reserve Not Reported Exposure Factor Datasets
Survival/ Mortality 0.23 probability of survival (age x-1 to age x) Male Adult Edwin S. George Reserve Not Reported Exposure Factor Datasets
Citation:

Oxygen uptake in bullfrog tadpoles (Rana catesbeiana)

Author(s)
Crowder, William C., Minghua Nie and Gordon R. Ultsch
Pages
121-134
Year
Volume
280
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Type
Metabolic Rate see citation figures of oxygen consumption of submerged tadpoles measured at various oxygen tensions and pre-metamorphic stages ul/g/hr Not Reported Tadpole 10/group Exposure Factor Datasets

Pseudacris regilla

Citation:

Bullfrog (Rana catesbeiana) invasion of a California river: the role of larval competition

Author(s)
Kupferberg, Sarah J.
Pages
1736-1751
Year
Volume
78
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Mating/ Laying spring - summer breeding Both Male and Female Adult Angelo Coast Range Reserve [lat., 39^o44'N; long., 123^o39'W] Not Reported Exposure Factor Datasets
Population Density 16.25 7 SD 0 - 350 #/m2 Both Male and Female Tadpole Angelo Coast Range Reserve [lat., 39^o44'N; long., 123^o39'W] 27 quadrats Exposure Factor Datasets
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