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

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 ...

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

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

Past theories have suggested that animals exhibit SSB to increase group cohesion, to signal dominance among a larger group, ...

The researchers found that same-sex behavior was more common in primate groups with clear hierarchical structures and those ...

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

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

Across captive settings, nonhuman primates may develop an array of abnormal behaviors including stereotypic and self-injurious behavior. Abnormal behavior can indicate a state of poor welfare, since ...

This books serves as an introduction to the basic behavior and environmental enrichment. In baboons boredom, stress and, ultimately, problem behavior may result from confinement in small enclosures, ...