 She explains the disparity across research and the labeling of toys, with the rhesus monkey study deeming stuffed animals as inherently feminine, all the while a study with vervet monkeys shows males displaying a preference for stuffed dogs.Moreover, the effects of hormonal treatment are deemed inconclusive and significant long-term effects on rhesus monkeys being nonexistent, with treated prenatal females showing no increase in aggression and still adopting "feminine" social roles into adulthood.On the subject of congenital adrenal hyperplasia, Fine presents the argument of correlation being confused for causality; are females with CAH interested in typically masculine activities due to their having an innate quality or is this a result of their association with boys and men as a gender?