Adult alpha male gorilla yawns irritably, showing dangerous fangs and teeth. Dominant male gorilla yawns with his mouth open.© Okyela/Shutterstock.com If you love to go on adventures and travel around ...

Gorillas have no respect for privacy. I learnt this the hard way, trying to have a “bush wee” amid waist-high bracken in Uganda’s Bwindi Impenetrable Forest. For the past hour I’d been following my ...

Across the forests of central and western Africa, two of the most remarkable primates on Earth live very different lives despite sharing a close evolutionary relationship with humans. Chimpanzees and ...

A central goal in field research is to be witness to chimpanzee behavior, as untarnished by ourselves as possible. The rainforest is dense, the ground is wet and full of holes, and chimps spend a good ...

The 42-year-old chimpanzee lounges lazily on the branch, eyeing us congenially. Far from being bothered by our presence, he seems to be actively enjoying it, striking the sort of poses a catalogue ...