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 ...

Combining Tools With Drumming Chimpanzees are known to use tools in many different situations. They use sticks to lever ants out from the ground and stones to crack nuts. Recently, they have been seen ...