Primates - the group of animals that includes monkeys, apes and humans - first evolved in cold, seasonal climates around 66 million years ago, not in the warm tropical forests scientists previously ...

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

Jason Gilchrist does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...