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

Therapists and society need to expand their definitions of sex, stop treating penetration as the goal, and affirm ...

Related: I Can't Stop Snickering, Giggling, And Snorting Over These Hysterical (And Extreeeeeemely Niche) Pet Names ...

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

Animals that researchers call “supersucklers” come back for their mother’s milk even after they can hunt, mate and fend for ...

The authors even anticipated the connection to sexual dimorphism, noting that these species have more dominance-related ...