"Gibbon is a genus of tailless anthropoid apes, natives of the East Indies. They are nearly allied to the orangs and chimpanzees, but are of more slender form, and their arms so long as almost to reach to the ground when they are placed in an erect posture."—(Charles Leonard-Stuart, 1911)

Gibbon

"Gibbon is a genus of tailless anthropoid apes, natives of the East Indies. They are nearly allied to…

A small ape from the Hylobatidae family found in the islands of the Archipelago.

Gibbon

A small ape from the Hylobatidae family found in the islands of the Archipelago.

A South American monkey.

Marmoset

A South American monkey.

The Siamang (Symphalangus syndactylus) is an ape in the Hylobatidae family of gibbons. It is distinguished by its large gular sac with which it makes loud resonating sounds.

Siamang

The Siamang (Symphalangus syndactylus) is an ape in the Hylobatidae family of gibbons. It is distinguished…