· Gibbons are treedwelling apes that live in Asia and Indonesia. Also known as lesser apes as distinct from great apes, gibbons are quick and agile, brachiating through the treetops at speeds up to 35 miles per hour (56 kph). There are 18 distinct species of this arboreal, or treedwelling, mammal, including whitehanded, slamang, and lar ...