A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...
Nonhuman primates like bonobos and chimpanzees might engage in same-sex sexual activities to strengthen bonds, particularly ...
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 ...
The murder of a girlfriend following sexual refusal represents an extreme and disturbing form of interpersonal violence .
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 ...
Homosexual behaviour in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...