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Exposure Endpoint Type | Endpoint Value | Error | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 2.48 | 0.30 SE | 1.75-3.65 | kg | Male | Both Adults and Juveniles | Bearville study area; Itasca county | 6 animals | Exposure Factor Datasets |
Body Weight - Mean | 1.74 | 0.10 SE | 1.35-2.15 | kg | Male | Both Adults and Juveniles | Bearville study area; Itasca county | 10 animals | Exposure Factor Datasets |
Body Weight - Mean | 3.84 | 0.19 SE | 2.45-5.20 | kg | Male | Both Adults and Juveniles | Bearville study area; Itasca county | 15 animals | Exposure Factor Datasets |
Body Weight - Mean | 2.81 | 0.14 SE | 1.83-3.50 | kg | Male | Both Adults and Juveniles | Bearville study area; Itasca county | 16 animals | Exposure Factor Datasets |
Body Weight - Mean | 2.85 | 0.22 SE | 1.50-4.25 | kg | Male | Both Adults and Juveniles | Bearville study area; Itasca county | 15 animals | Exposure Factor Datasets |
Body Weight - Mean | 2.05 | 0.38 SE | 1.40-3.35 | kg | Male | Both Adults and Juveniles | Bearville study area; Itasca county | 5 animals | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Range | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 4.38 | 2.38 SD | pups/litter | Female | Adult | 48 females | Exposure Factor Datasets | ||
Clutch or Litter Size | 3.83 | 1.97 SD | pups/litter | Female | Juvenile | 29 females | Exposure Factor Datasets | ||
Age at Fledging, Metamorphosis, Weaning | 8 | 8-10 | weeks | Both Male and Female | Pup | 2-12 litters | Exposure Factor Datasets | ||
Longevity | 6 | years | Not Reported | Adult | Exposure Factor Datasets | ||||
Survival/ Mortality | 59.81 | mortality 0-2 months | % | Both Male and Female | Pup | 321 pups | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|
Duration of Incubation or Gestation | 63 | days | Both Male and Female | Embryo | 1 animal | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sample Size | Type |
---|---|---|---|---|---|
Dietary Composition | Fruit 26.7; mammals 19.6; insects 6.8; grasses, leaves, buds 10.8; Carrion 13.5; grains, nuts 11.3; garbage 6.8; earthworms 0.9; birds 1.9; reptiles, amphibians 1.4; crustaceans 0.3; mollusks trace | % by bulk; stomach analysis | % | 1067 animals | Exposure Factor Datasets |
Dietary Composition | insects 43.06; fruits 27.56; mammals 16.25; grains 8.69; Carrion 1.76; Birds 1.46; reptiles, amphibians 1.14. | frequency %; stomach and fecal analysis | % | 570 fecal analyses; 50 stomach analyses | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | newborn | 33.5-35.5 | g | Female | Neonate | 3 embryos | Exposure Factor Datasets | |
Clutch or Litter Size | 5.8 | examination of reproductive tract | 3-8 | embryos | Female | Neonate | 40 females | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|
Dietary Composition | insects; % by volume; scat analysis | 53.5-70.1 | % | Not Reported | Not Reported | 952 scats | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|---|
Food Ingestion Rate | 22 | % body weight consumed/d | Both Male and Female | Juvenile | captured at Delta, Manitoba, Canada | 7 | Exposure Factor Datasets | ||
Food Ingestion Rate | 24 | % body weight consumed/d | Both Male and Female | Juvenile | captured at Delta, Manitoba, Canada | 7 | Exposure Factor Datasets | ||
Food Ingestion Rate | 18 | % body weight consumed/d | Both Male and Female | Adult | captured at Delta, Manitoba, Canada | 7 | Exposure Factor Datasets | ||
Body Weight - Mean | 107.6 | 100.4 - 116.5 | g | Male | Juvenile | captured at Delta, Manitoba, Canada | 7 | Exposure Factor Datasets | |
Body Weight - Mean | 86.2 | g | Female | Juvenile | captured at Delta, Manitoba, Canada | 1 | Exposure Factor Datasets | ||
Body Weight - Mean | 178.6 | g | Female | Adult | captured at Delta, Manitoba, Canada | 1 | Exposure Factor Datasets | ||
Growth Rate | see citation | figure of body weight (g) vs estimated age (d) | g/d | Both Male and Female | Juvenile | captured at Delta, Manitoba, Canada | 7 | Exposure Factor Datasets | |
Age at Sexual Maturity | 81 - 83 | d | Male | Adult | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | 4 | young/litter | Female | Adult | captured at Tahoe City, California | 1 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Range | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|
Time of Hatching or Parturition | April | Both Male and Female | Neonate | Not Reported | Exposure Factor Datasets | ||
Time of Mating/ Laying | Apr. - Aug. | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets | ||
Duration of Incubation or Gestation | 279 | 205 - 337 | d | Female | Adult | 18 | Exposure Factor Datasets |
Clutch or Litter Size | 6 - 19 | young/litter | Female | Adult | Not Reported | Exposure Factor Datasets | |
Clutches or Litters per year | 1 | litter/yr | Female | Adult | Not Reported | Exposure Factor Datasets | |
Age at Sexual Maturity | 3 | mo | Female | Adult | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Location | Sample Size | 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 | Gunnison County (elev., >7500 ft) | 77 scats | Exposure Factor Datasets |
Population Density | 2 | #/mi2 | Not Reported | Not Reported | Gunnison County (elev., >7500 ft) | Not Reported | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Error | Units | Sex | Life Cycle Stage | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Metabolic Rate | 0.72 | average basal metabolism in air | 0.06 | cc O2/g x hr | Not Reported | Not Reported | 10 | Exposure Factor Datasets |
Metabolic Rate | 0.85 | average basal metabolic rate in water | cc O2/g x hr | Not Reported | Not Reported | 13 | Exposure Factor Datasets | |
Metabolic Rate | 0.99 | average metabolic rate in air | cc O2/g x hr | Not Reported | Not Reported | 10 | Exposure Factor Datasets | |
Metabolic Rate | 1.21 | average metabolic rate in water | cc O2/g x hr | Not Reported | Not Reported | 13 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Range | Units | Sex | Life Cycle Stage | Location | Sample Size | Type |
---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 1.75 | 1.2-2.5 | kg | Male | Juvenile | Amchitka Island | 4 | Exposure Factor Datasets |
Body Weight - Mean | 1.96 | 1.02-2.83 | kg | Female | Juvenile | Amchitka Island | 6 | Exposure Factor Datasets |