Apes also have muscles long-believed to be only present in humans and used for walking on two legs, using complex tools, and sophisticated facial and vocal communication
Our closest biological relatives, the African apes, are the only animals that walk on their knuckles; CWRU researchers discovered why
We’ve updated our Privacy Policy to make it clearer how we use your personal data. Please read our Cookie Policy to learn how we use cookies to provide you with a better experience.