Chimpanzee Behavior and Conservation - An Online Course from Duke

Chimpanzee warns unsuspecting group members of danger - video

Scientists Translate the Meaning Behind Chimpanzee Gestures

Chimpanzees: Intelligent, social and violent

How Strong is a Chimpanzee - Chimpanzee Strength - Zooologist

Ken & Rosie: Inside chimpanzee research lab

Chimpanzee's first look at the sky is winning hearts