When three critically endangered black-handed spider monkeys were confiscated across upstate New York, Carmen Presti of the Primate Sanctuary in Niagara Falls received an urgent call for their care.

Research suggests 66 percent of primate species are vulnerable, endangered, or critically endangered and 85 percent of primate species are in decline. In many ways, humans are largely to blame. While ...

Have you ever wondered why some people have lighter eyes than others? Differences in iris coloration have traditionally been explained as a result of sexual selection, but a recent study led by ...

These fossilized teeth belonged to a Propliopithecus chirobates, a type of early primate that lived between 29 million and 35 million years ago. Towle et al. / American Journal of Biological ...

In human societies, authoritarian regimes tend to frown on playful behaviour in adults, whereas egalitarian societies have ...

Thanks to our large brains, humans and non-human primates are smarter than most mammals. But why do some species develop large brains in the first place? The leading hypothesis for how primates ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Humans have long been fascinated by the way animals act in the wild. There are countless shows and films documenting ...

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 ...

Primates threatened with extinction have highly specific parasites that will likely vanish if their hosts go extinct. Parasites play essential roles in ecosystems, but most are so understudied that ...

Learn why primates should never be pets and how to report online sales to help stop wildlife trafficking. Share facts and promote responsible pet owne ...