Chimpanzees are some of the smartest animals on the planet. However, chimpanzees can be very aggressive as well. As they share 98% of human DNA, it is not surprising that chimpanzee teeth are almost ...

A monkey descending a tree trunk often keeps its head up, moving almost like a cautious climber backing down a ladder.

Harrison J. Ostridge received funding from the Natural Environment Research Council through the London NERC Doctoral Training Programme scholarship, grant no. NE/L002485/1. Aida Andres receives ...

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 ...