Studies of mate choice commonly ignore variation in preferences and assume that all individuals should favor the highest-quality mate available. However, individuals may differ in their mate preferences according to their own age, experience, size, or genotype. In the present study, we highlight...

The standard approach in a biological two-player game is to assume both players choose their actions independently of one another, having no information about their opponent's action (simultaneous game). However, this approach is not realistic in some circumstances. In many cases, one player...

We present two elaborations of the model of Broom and Ruxton that found evolutionarily stable kleptoparasitic strategies for foragers. These elaborations relax the assumption that the distribution of times required to handle discovered food items is exponential. These changes increase the...