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

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

Today, trans people face politicization of their lives and vilification from politicians, media and parts of broader society.

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

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