An animal called a woolly monkey seems like it should live in the frozen north, not the sweltering Amazon Basin. But the ...

They're not shy. In fact, the key to a bald uakari's success may be the redness of its face. Find out why these New World ...

When we think of anthropologists studying a culture, we picture distant tribes on the pages of National Geographic magazine. But Wednesday Martin has chosen to study the exotic tribe known as the ...

Most people imagine our early primate ancestors swinging through lush tropical forests. But new research shows that they were braving the cold. As an ecologist who has studied chimpanzees and lemurs ...