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

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

Same-sex behavior is common across the animal kingdom—more than 1,500 species are estimated to have been observed engaging in ...

Data from 491 non-human primate species reveals reports of same-sex sexual behavior (SSB) in 59, and the distribution is not ...

To meet that low-end estimate, OHSU would complete current research grants and shrink the center over a period of eight years ...

Behaviour among non-human species could help keep groups together in face of social challenges, says study ...

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

In truth, it is not a paradox. The animals involved all seem perfectly eager participants in heterosexual behaviour, as well, so their reproduction is not compromised. It is, though, a puzzle—for ...

Homosexual behaviour in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...

University of California, Davis, Chancellor Gary S. May has named Professor Karen Bales as director of the California ...