Proboscis monkeys have one of the most distinctively ugly faces in the entire animal kingdom.

A surprising tour through the world’s strangest, rarest, and most overlooked monkeys—from tiny thumb-sized primates to bright ...

A 10-year study of proboscis monkeys in Borneo has revealed that forest conversion to oil palm plantations is having a significant impact on the species. (Phys.org) —Researchers from the United States ...