Tiny knee bone linked to osteoarthritis ‘may have helped humans walk ... The team also found the lateral fabella is missing ...

They discovered that primates with these bones were 50 times more likely to have ancestors who also had them. The team also found the lateral fabella is missing from almost all great apes, with ...

With baby gorillas fetching up to $550,000, the illicit trade is booming as demand for African great apes rises in China, the Middle East, and Pakistan. A female bonobo feeds fruit to her baby at ...

Life Great apes like teasing each other - which may be the origin of humour. Chimpanzees, bonobos, orangutans and gorillas frequently toy with their peers by poking, tickling or stealing from them ...