Females of some Old World primate taxa advertise their sexual receptivity with exaggerated
sexual swellings. Although a number of hypotheses have been proposed, the function of this …

A scientist integrates evolutionary biology, genetics, psychology, economics, and more to
explore the development and workings of human societies.“There is no good reason why …

Energy is a variable of key importance to a wide range of research in primate behavioral
ecology, life history, and conservation. However, obtaining detailed data on variation in …

The book aims to integrate our understanding of mammalian societies into a novel synthesis
that is relevant to behavioural ecologists, ecologists, and anthropologists. It adopts a …

In social hierarchies, dominant individuals experience reproductive and health benefits, but
the costs of social dominance remain a topic of debate. Prevailing hypotheses predict that …

This comprehensive introductory text integrates evolutionary, ecological, and demographic
perspectives with new results from field studies and contemporary noninvasive molecular …

Research conducted in the last fifteen years has placed in question many of the traditional
conclusions scholars have formed about human female sexuality. Though conventional …

Thirty-eight normally cycling women provided daily reports of sexual interests and feelings
for 35 days. Near ovulation, both pair-bonded and single women reported feeling more …

Infanticide by males is relatively common in primates, carnivores, and rodents, although it
tends to be rare even in species in which it occurs. Is this behavior pathological or …

Competition for fertile females determines male reproductive success in many species. The
priority of access model predicts that male dominance rank determines access to females …