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

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 ...

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

While many studies have looked at possible evolutionary links between men's strength and sexual behavior, a Washington State University study included data on women with a surprising result. Women, as ...

A simple neural change alters mating preferences in male butterflies, aiding rapid behavioral evolution, researchers report. A simple neural change alters mating preferences in male butterflies, ...

"Based on a colloquium of evolutionary genetics of invertebrate behavior, held March 21-24, 1983, in Gainesville, Fla"--Title page verso. Contents Evolutionary behavior genetics / Guy L. Bush -- ...