A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...

Human brains still react to chimp voices, hinting at a deep evolutionary link in how we recognize sound.

Swaths of northern India are gripped by a heatwave, hitting humans as well as wildife including monkeys. Here, monkeys sit on a roadside in India's capital New Delhi ...

COLUMBUS, Ohio – Have you ever wondered what kind of video content would most grab the attention of monkeys? A new study of long-tailed macaques suggests the monkeys seem to like some of the same kind ...