I believe we've talked about this before but I thought this was worth sharing. I was googling today and found this
http://www.isteve.com/IsLoveColorblind.htm
In touches on some things that most already believe, like Asian women are thought of as being more feminine than other women and black men are thought of as being more masculine.
It goes deeper into this line of thinking by using things like body fat ratios and the like to explain how people choose mates. As to say, men choose women with a body type that makes them feel more masculine and women choose men that make them feel more feminine.

