Brodie III, E.D. 1989. Genetic correlations between morphology and antipredator behaviour in natural populations of the garter snake
Thamnophis ordinoides.
Nature 342:542-543.
Brodie III, E.D. 1993. Consistency of individual differences in anti-predator behaviour and colour pattern in the garter snake, Thamnophis ordinoides. Animal Behavior 45:851-861.
Gignac, A., and P.T. Gregory. 2005. The effects of body size, age, and food intake during pregnancy on reproductive traits of a viviparous snake, Thamnophis ordinoides. Ecoscience 12:236-243.
Gregory, P.T. 1978. Feeding habits and diet overlap of three species of garter snakes (Thamnophis) on Vancouver Island. Canadian Journal of Zoology 56:1967-1974.
Gregory, P.T. 1984. Habitat, diet, and composition of assemblages of garter snakes (Thamnophis) at eight sites on Vancouver Island. Canadian Journal of Zoology 62:2013-2022.
Rossman, D.A., N.B. Ford, and R.A. Seigel. 1996. The Garter Snakes: Evolution and Ecology. University of Oklahoma Press, London.