Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Primates have larger brains ...

The critically endangered Tonkin snub-nosed monkeys were spotted during a recent population census in Vietnam’s Khau Ca ...

Some monkey species have unique mating habits that make it difficult to know which monkey fathered a specific infant. However, studies have shown that even if a young monkey doesn’t know who its ...