Males and females have divergent reproductive interests arising from their unequal
investments in offspring. This sexual conflict drives an antagonistic arms race that influences …

Sexually coercive reproductive tactics are widespread among animals. Males may employ
specialized structures to harass, intimidate, or physically harm females to force copulation …

Body size may influence ectotherm behaviour by influencing heating and cooling rates,
thereby constraining the time of day that some individuals can be active. The time of day at …

We report on field observations of males biting females as part of mating attempts in the
northern map turtle (Graptemys geographica), a species in which females are much larger …

Sexual selection is often assumed to elicit sexually dimorphic traits. However, most work on
this assumption in tetrapod vertebrates has focused on birds. In this field experiment, we …

Stripe-necked musk turtles (Sternotherus peltifer) are one of the least-studied species of the
southeastern United States' diverse turtle fauna. Despite this, the environmental variation …