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

A major new study has examined the prevalence of same-sex behavior in primates. It appeared Monday in Nature Ecology and ...

A growing body of research suggests same-sex behavior in nonhuman primates is important to social connections.

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

More than 59 different primate species have been observed participating in some kind of same-sex behaviors, making it ...

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

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

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

Primates form same-sex sexual behavior alliances to gain rank and mating opportunities Male primates use same-sex bonds as ...

Cooperative behaviour and prosociality in nonhuman primates constitute a vital area of research that illuminates the evolutionary origins of complex sociality. Studies indicate that primates employ a ...

Adaptation and behavior in the primate fossil record / Callum F. Ross ... [et al.] -- Functional morphology and in vivo bone strain patterns in the craniofacial region of primates: beware of ...