In terms of speed and movement, chimps have the upper hand. The bite force of chimpanzees is 1,300 PSI, while scientists estimate that our jaws can deliver 162 PSI. A chimpanzee would have a ...

Compared with a chimpanzee hand, at left, the human hand, at right, has shorter fingers and palms and a longer, stronger more flexible thumb. That not only allows fine manipulation of tools and ...

Part of the problem is that chimpanzee hands are not well adapted to such delicate work. Chimp thumbs are much shorter in relation to the rest of their hand than are ours, making a "precision grip ...

A rare and deliberate signal between a mother chimpanzee and her daughter raises new questions about ape communication, culture and the meaning of sharing a language ...

It was utterly fascinating to watch. In the first place, the dexterity in chimpanzee hands is amazing. Their hands are so human-like and their process of knowing how to make a tool and use it ...

Chimpanzees, for example, show population-specific signatures of selection at genes important in immune response (MacFie et al. 2009, de Groot et al. 2010), suggesting that local adaptations in ...