Women don’t discuss sexual intimacies with foreign anthropologists. Mating decisions are contextual, no behavior is inevitable. Women are sexual deceivers. Men are commitment deceivers. Deceivers tire of courtship.
He only risks little time & energy & a small threat. She risks pregnancy, birth, and child care.
Women cum more with commitment than with fling. Women cum twice as frequently in affairs. Men adapted to detect orgasm not to be fooled by it and to withhold ejaculation until she comes, ejaculate right after her. More frequent high sperm retention orgasms with affair partners.
Women have affairs with more masculine faces and more symmetric faces. Who do men most have affairs with?