Same-sex sexual behavior observed in dozens of primate species, suggesting evolutionary origin

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

Primates form same-sex sexual behavior alliances to gain rank and mating opportunities

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

Same-sex sexual behaviour in primates is a survival strategy

Same-sex sexual behaviour has been recorded in around 1,500 species, from insects and starfish to birds and mammals. Yet sex ...

Humans Rank Between Meerkats and Beavers in the Monogamy “League Table”

The white-handed gibbon comes closest to humans in the study, with a monogamy rate of 63.5%. It’s the only other top-ranked ...
EurekAlert!

Group size and mating preferences drive deeper male voices

New study finds that large group size and mating systems where males have multiple mates drove evolution of deeper male voices in primates, including humans UNIVERSITY PARK, Pa. — Deeper male voices ...