A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...

A clever tropical fish has flipped how biologists are thinking about memory, brains and visual recognition in the animal ...

Humans are the only primates that run nearly naked under the sun. Here’s how this biological tradeoff reshaped how our ...

The researchers found that same-sex behavior was more common in primate groups with clear hierarchical structures and those ...

Bonobo chimpanzees are unique among primates because they do not kill other bonobos. … They still showed increased alertness ...

Bonds between same-sex individuals help apes and monkeys to manage conflict and strengthen alliances, especially in dry ...

Bonobo evolution reveals bonding and group cohesion in response to threats, favoring paths to finding peace instead of ...

A new primate study links same-sex behaviour to survival, social bonding, and environmental stress, raising intriguing ...

We remember Ai, a highly intelligent chimpanzee who lived at the Primate Research Institute of Kyoto University for most of ...

Biologists tend to look at the animal kingdom and try to categorize things in an organized fashion. But nature has a way of ...

Nonhuman primates like bonobos and chimpanzees might engage in same-sex sexual activities to strengthen bonds, particularly ...

A new study by researchers at Imperial College London and published on Monday in Nature Ecology & Evolution could help shed ...