A new study suggests humans belong in an elite “league of monogamy,” ranking closer to beavers and meerkats than to ...

A new study comparing 59 species of primates linked same-sex sexual behavior to scarce resources and more predators in ...

The baby boom is a direct result of breeding recommendations from the Association of Zoos and Aquariums (AZA).

Why do humans have larger penises than other primates? New research tests attraction, rivalry, and sexual selection for ...

“While the human penis functions primarily to transfer sperm, our result suggests its unusual large size evolved as a sexual ...

Some 60 primate species, including baboons, chimpanzees and vervet monkeys, express homosexuality, according to a new study that sheds further light on the evolutionary origin of same-sex intimacy.

Nate Heygi: This is Karyn Anderson. She’s a primate behavioral ecologist at the University of Toronto. She studies same-sex relationships in the animal kingdom. And she says, first off, there are ...

Movies often show pets as our most loyal friends, members of the family who make us feel safe and loved. However, in the ...

Intelligence isn't unique to humans — as the 15 amazing videos of animals solving problems in this article are about to show you.

Winning shots from the Capturing Ecology competition highlight the complex relationships that shape ecosystems.

They say never work with animals – having furry, feathered colleagues can be unpredictable but also amazing, as these 4 women ...

The British Ecological Society has announced the winner of their annual Capturing Ecology photography competition ...