The female endangered chimpanzee used a stick to investigate a trail camera in a Gabon national park. Gabon ANPN/Panthera/Gaboma Multimedia and Production In 2015, a photograph of a lone male lion in ...

Pioneering primatologist Jane Goodall has died at age 91. These are her five biggest contributions to how we understand about our closest living relatives. When you purchase through links on our site, ...