
Chimpanzees use gestures, vocalizations and facial expressions similar to those of human babies, according to new research.
They share the same “sign language” – despite being separated from a common ancestor that roamed Earth 10 million years ago.

Chimpanzees use gestures, vocalizations and facial expressions similar to those of human babies, according to new research.
They share the same “sign language” – despite being separated from a common ancestor that roamed Earth 10 million years ago.