Snakes of both sexes display remarkable flexibility and diversity in their reproductive tactics.
Many features of reproduction in female snakes (such as reproductive mode and frequency …

The Sardinian grass snake, Natrix helvetica cetti, is an endangered endemic snake
subspecies with a restricted and highly fragmented geographic distribution. Information on …

I investigate the evolution of a continuous trait, such as body size or arms level, which affects
the outcome of competitive contests such that the contestant with the larger trait value has a …

It is our goal in this text to use evolutionary principles as a unifying theme for exposing
students to a number of approaches to the field of animal behavior and to demonstrate that …

Previous research has shown that competition, familiarity, diet, and relatedness can all
influence aggregation patterns in garter snakes. We controlled for these factors and …

In many kinds of animals, larger males tend to defeat smaller rivals in bouts of physical
combat and may thereby enhance their mating opportunities. Does larger body size also …

Data on over 950 natural matings of red-sided garter snakes, Thamnophissirtalisparietalis,
in Manitoba revealed size-assortative pairing: large males tended to mate with large …

Unusually among reptiles, Australian carpet pythons (Morelia spilota) display substantial
geographic variation in mating systems and sexual size dimorphism. We studied a …

Male red-sided garter snakes (Thamnophis sirtalis parietalis) display a courtship preference
for larger females during the breeding season. Utilizing behavioral experiments and …

The effects of isolation-related and vegetational parameters on presence and relative
abundance of snakes in patchy forested fragments of Mediterranean central Italy are …