Although competition between females is one of the cornerstones of the theory of natural
selection, most studies of reproductive competition have focussed principally on mating …

The philosophy of animal minds addresses profound questions about the nature of mind and
the relationships between humans and other animals. In this fully revised and updated …

Organisms with conspicuous patterns are more easily detected by their predators and/or
prey, with consequences for their success when fleeing or preying, respectively …

The Primate Origins of Human Nature (Volume 3 in The Foundations of Human Biology
series) blends several elements from evolutionary biology as applied to primate behavioral …

Animal vision is incomplete without the ability to change the gaze that involves coordinated
control of eyes, head, and body movements (McCluskey and Cullen 2007). Saccadic eye …

Abstract Theory predicts that cheating individuals should alter their behaviour to avoid
detection, yet empirical data for such 'deceptive'behaviour (and its putative consequence …

Sexual selection is a fundamental evolutionary process but remains debated, particularly in
the complexity of polyandrous populations where females mate with multiple males. This …

In August 2018, newspapers around the world reported on the case of an orca nicknamed
Tahlequah whose newborn calf died 30 minutes after birth. Tahlequah was witnessed …

In groups with multiple males, direct mate competition may select for the evolution of
dominance hierarchies that sort males into a queue for access to fertile females. The priority …

Dominant mammalian males should gain a reproductive advantage due to their greater
fighting abilities. However, the extent to which they can monopolise access to females varies …