While there’s scientific evidence highlighting how male birds in monogamous mating systems attract female mates by way of public display, there's been little research to confirm female birds using ...

Sexual selection has often been invoked in explaining extravagant morphological and behavioural adaptations that function to increase mating success. Much is known about the effects of intersexual ...

It is commonly argued that sexual size dimorphism (SSD) in lizards has evolved in response to two primary, nonexclusive processes: (1) sexual selection for large male size, which confers an advantage ...

Crothers, Laura Rose. 2014. Intrasexual selection and warning color evolution in an aposematic poison dart frog. Austin, Texas: University of Texas.

Why does the peacock have such an elaborate tail? This cumbersome trait significantly decreases the male's chances of survival. It only exists because it confers an advantage to its bearer in the form ...

A series of studies published in the American Journal of Human Biology suggests that human upper limb length may be a result of sexual selection, as it enhances effectiveness in fighting contests ...