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Thamnophis sirtalis ssp. tetrataenia

Citation:

Captive reproduction of the San Francisco garter snake, Thamnophis sirtalis tetrataenia

Author(s)
Cover, John F., Jr. and Donal M. Boyer
Pages
29-33
Year
Volume
19
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Duration of Incubation or Gestation 79 - 98 d Female Adult Dallas and Fort Worth Zoos, TX 6 Exposure Factor Datasets
Age at Sexual Maturity 1 yr, 273d yr,d Female Adult Dallas and Ft. Worth Zoos 1 Exposure Factor Datasets
Body Weight - Mean range of means from 6 breedings 2.0 - 3.2 g Not Reported Neonate Dallas and Ft. Worth Zoos 6 groups of young Exposure Factor Datasets
Clutch or Litter Size 17 9 - 25 young/female Female Adult Dallas and Ft. Worth Zoos 6 Exposure Factor Datasets
Body Weight - Mean 43.1 - 104.8 g Male Adult Dallas and Ft. Worth Zoos 5 Exposure Factor Datasets
Body Weight - Mean 82.3 - 279.5 g Female Adult Dallas and Ft. Worth Zoos 6 Exposure Factor Datasets
Citation:

Mating aggregations of garter snakes

Author(s)
Fox, Wade
Pages
176
Year
Volume
11
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Location Sample Size Type
Time of Mating/ Laying Oct. - Nov. Both Male and Female Adult San Francisco Peninsula 2 mating masses Exposure Factor Datasets
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