Wild chimpanzees show reduced participation and performance in their tool-use behaviours as they experience old age, according to long-term video observations. The study, published today in eLife, ...

Just like any self-respecting plumber has a tool for any occasion, chimpanzees in the Congo have developed specialized "tool kits" to help them forage for ants. That's the conclusion of new research ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Chimpanzees drum with regular rhythm when ...