The Borneo Gibbon is an arboreal primate of Borneo's forests. It has no tail, gray-brown fur, and long arms used to travel among trees.
Its fur ranges from gray to brown, with the head and chest darker than the rest of the body. It has no tail.
It is active by day and moves through the canopy from branch to branch with its long arms. It forages in the upper levels of tropical forest, including for fruit.
An extinction-risk assessment has not been added yet.