Gay sex

HeterosexualityHeterosexuality involves two individuals of different sexes (please note that gender and sex are not inter-changeable terms). Also, note that most human are not exclusively heterosexual, but lie on a scale in-between outright heterosex...

A key sexual behavior throughout the entire animal kingdom is the seeking of a sex partner. Humans are no exception to this rule. A sexual encounter can be the result of the sending signals indicating readiness for sex, and being receptive to recipro...

Sexual relationshipsOpinions and norms vary about whether an emotional bond of a certain intensity and durability should be a prerequisite for sex.Like other primates, Homo sapiens use sexuality for reproduction and for maintenance of social bonds. Y...