Two mandrill monkeys are grooming each other, a vital social behavior that strengthens relationships within their group. This ...

Like people, nonhuman primates live in groups that vary in size and shape depending on the species. Some primate groups are ...

Add Yahoo as a preferred source to see more of our stories on Google. Lemurs have a “built-in” toothcomb that helps the animal groom themselves and each other. Their secondary tongue, or “sublingua,” ...

Lemurs are known for their social grooming, but their best grooming tool is their tongue. Below their main tongue lies the sublingua—a stiff, secondary “tongue” used specifically to clean their ...