Chimpanzees drum with regular rhythm when they beat on tree trunks, a new study shows. Chimpanzees and humans last shared a common ancestor around 6 million years ago. Scientists suspect this ancient ...

Chimpanzees are our closest living relatives, and this adds to the fascination of learning how they behave and interact with each other. We know that they, like humans, live in social groups and that ...

In this combination of photos provided by researchers, a wild male chimpanzee drums on a buttress tree while producing a pant-hoot call as he joins his groupmates in the Budongo Forest of Uganda in ...