Examining biological diversity in an explicitly evolutionary context has been the subject of
research for several decades, yet relatively recent advances in analytical techniques and the …

From the snub-nosed monkeys of China to the mountain gorillas of central Africa, our closest
nonhuman relatives are in critical danger worldwide. A recent report, for example, warns that …

The social brain hypothesis posits that social complexity is the primary driver of primate
cognitive complexity, and that social pressures ultimately led to the evolution of the large …

We review evolutionary processes and mechanisms that gave rise to the diversity of primate
social systems. We define social organization, social structure and mating system as distinct …

A widespread and popular belief posits that humans possess a cognitive capacity that is
limited to kee** track of and maintaining stable relationships with approximately 150 …

The first edition of Tropical Rain Forests: an Ecological and Biogeographical Comparison
exploded the myth of 'the rain forest'as a single, uniform entity. In reality, the major tropical …

The last decade's lemur research includes successes in discovering new living and extinct
species and learning about the distribution, biogeography, physiology, behavior, and …

Deception is a universal feature of life, at all levels and in all relationships both within
species and between species, inside individuals and outside, with strong effects on both …

Year–round association between adult males and females is common in primates, even
though internal gestation and lactation predispose males to mate–desertion in the majority …

Physical anthropologists use the term “fallback foods” to denote resources of relatively poor
nutritional quality that become particularly important dietary components during periods …