The shift from lizard-like sprawl to upright walking in mammals wasn’t a smooth climb up the evolutionary ladder. Instead, it ...

Mammal evolution to upright posture followed complex branching path rather than simple step-by-step progression.

Baby chimpanzees are some of the cutest babies in the animal kingdom. Newborns are only around 4 pounds at birth, which is ...

HARTFORD, Conn. — The new face of a Connecticut woman who was mauled by a chimpanzee two years ago was revealed for the first time Thursday in photos showing a ...

Another example of chimp politics is when several weaker males gang up and overthrow a stronger alpha male. By working together weaker chimps can increase their power and the benefits, like food ...