The world of primates is incredibly diverse, ranging from tiny marmosets to the impressive giants that roam the Earth's forests and savannahs. While many people immediately think of great apes when ...

The largest primate ever to walk the Earth went extinct because it could not adapt to its changing environment, with the mighty beast reduced to living off bark and twigs before dying off, scientists ...

It’s a game of monkey mean, monkey grew. Territorial tension may be behind the size of male primates. In many primate species, males have evolved to be bigger than their female counterparts, a ...

A new study suggests competition between neighboring primate groups may shape differences in body size between males and females.