Great apes, humans' closest relatives, are nearing extinction and people should fear losing the biological knowledge that would die along with them, a primatologist says.

Siamang gibbons have arms that are 1½ times the length of their legs, making it easy to swing from tree to tree. But the endangered primates’ long forelimbs also have another purpose: hugging their ...

CAPE TOWN, South Africa -- Human activities such as hunting and logging have driven nearly one quarter of the world's primate species to the brink of extinction, according to a new report. Without ...

Jorhat/Guwahati: The serene dew-covered dawn is broken with loud, shrill songs in the dense, green forests of Jorhat’s Hollongapar Gibbon Sanctuary in Assam. The western hoolock gibbons — the only non ...