The bearded capuchins of northeastern Brazil typically eat plant-based foods, but they turn to small vertebrates when those ...

Chimpanzees fish for termites with handcrafted tools, gorillas weigh as much as a professional linebacker, and some primate ...

Capuchins hunt and eat small vertebrates more often as plant foods wane. The behavior may help us learn more about humans’ ...

This social behavior might reveal the evolutionary roots of traits that underlie pet-keeping in humans, scientists say, from caregiving to tolerance and curiosity. But it's not the same as a person ke ...

We aren’t the only animals that like to take care of other species. A new study finds that the roots of keeping a pet may stretch deep into our primate past. Stump-tailed macaques grooming a dog in ...

Same-sex sexual behavior among primates could be shaped partly by specific environmental and social conditions, according to a new study comparing 59 species. Same-sex sexual behavior (SSB) in animals ...

Adaptation and behavior in the primate fossil record / Callum F. Ross ... [et al.] -- Functional morphology and in vivo bone strain patterns in the craniofacial region of primates: beware of ...

A major new study has examined the prevalence of same-sex behavior in primates. It appeared Monday in Nature Ecology and Evolution. It’s been described as the most comprehensive review to date on the ...

Wild monkeys in West Africa can climb vertical tree trunks using foot flexibility scientists did not realize they possessed.

A recent article in the New York Times caught my eye concerning the strong role of genes in determining the social behavior of nonhuman primates. A team of researchers at the University of Oxford ...