Sex differences in patterns of genital sexual arousal: Measurement artifacts or true phenomena? Sexual Arousal of Male Twins We predicted that heterosexual male twins show stronger sexual responses to the other sex, whereas their homosexual co-twins respond more strongly to the same sex.
And he yelled and he called us sick and said we would go to hell.
Psychological Science in the Public Interest 17, 45—101, 2016.
Heterosexual female twins responded equally to both sexes, whereas their homosexual co-twins responded somewhat more to women than men.
The best time to develop this balance is in the very beginning of our lives, when our brains are still developing.
The twins pictured lashed out at content thieves who illegally sell and share their clips online The sisters say internet pirates are stealing their exclusive clips for profit - and they plan to take action.