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

The observation of homosexual behaviors in animals has long raised questions about their origins and functions. A recent ...

Same-sex behavior is widespread in primates and may help strengthen social bonds and improve survival under challenging ...

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

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 ...

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

As animals go about their lives ― eating, fighting, having babies ― they don’t always follow the script laid out for them by ...

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