Is it Kim Kardashian's, erm, spine that men find so attractive? http://www.dailymail.co.uk/sciencetech/article-2979043/Why-Kim-Kardashian-s-booty-attractive-Men-prefer-women-curved-spines-suggests-better-FORAGING-food.html …
Men like women with CURVED SPINES as they are better at food foraging
Psychologists at Bilkent University in Turkey showed 300 men silhouettes of women's bodies and found that a curved spine with an angle of 45 degrees was the most attractive.
dailymail.co.uk