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 ...

Benjamin Beck, an authority on "tooling," offers a state-of-the art clarification of this fascinating behavior and why it's essential to know more about the nitty-gritty details.