It’s very hard to define “display of femininity”. In most of the world, it’s usually agreed that “gender” is a “role” we “play” (as opposed to genetic sexual characteristics), which, like most things, is always a mix of nature and nurture. I might write another blog entry on the concept, but, basically, I would say that most of the “display of femininity” exhibited by genetic females are mostly education, personal choice, and (of course), some hormonal-driven behaviour. In a sense, boys are taught to behave like boys, girls are taught to behave like girls…