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,” ...

One mandrill carefully grooms another, using its hands to part and inspect the fur. The second animal remains still, allowing the grooming to continue. This behavior plays an important role in social ...

A hidden wildlife camera captured a fascinating moment as two mandrills engaged in a calm grooming session deep within the ...

Have you ever gone to the zoo and observed the monkeys picking each other? This is a well-documented, long-studied, instinctive behavior in primates (monkeys, apes, etc.) called the grooming response.

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 ...