Men prefer women who look similar to them apparently.Women prefer men who look vaguely human and are funny.

What a creep-tastic study. (Note to self: never google the words "Sexy boy" *shudder*)

http://jezebel.com/5964869/men-think-women-who-look-like-them-are-totally-hot

http://medicalxpress.com/news/2012-11-men-women.html

http://www.counselheal.com/articles/3290/20121130/men-prefer-women-who-look-similar-study.htm