Learn how howler monkeys use deep roars to defend territory attract mates and warn rival groups from far away.

Forests echo with voices that carry both warnings and welcomes. Among these voices are the calls of the proboscis monkey, a ...

Step into the lush landscapes of tropical rainforests or the wide-open spaces of savannas, and you might witness a captivating show unfolding high in the treetops – the world of monkeys. These clever ...

Past news has taught us that some endangered species can be brought back to a healthy population level by the efforts of at least one or two particularly horny individuals. But some, like super uncool ...

In 2015, on Japan’s forested island of Yakushima, a male macaque jumped up onto the back of a female sika deer and started trying to mate with it. At the time, researchers believed that the male’s low ...