When competition for food is high, both chimps and bonobos sometimes rub their genitals together to cope
Več na: https://www.newscientist.com/article/2470794-chimps-and-bonobos-relieve-social-tension-by-rubbing-their-genitals/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
nazaj
