To many people’s surprise, hunting and eating meat is a regular part of wild chimpanzee life. Chimps' hunting varies between ...

Long known to be the peaceful close relative of humans, scientists have discovered that the endangered bonobo is more complicated than previously believed. A new study has observed male bonobos ...

Behaviours in the following categories were measured: abnormal, affinitive, aggressive, environmental manipulation, inactivity, locomotion, play, self manipulation and woodchip manipulation. The ...

Danielle Monaghan said she was "petrified" the chimp might "attack or take the kids". But the mother of two said the animal was "not aggressive" and "just watched" and therefore the experience had ...