Black people have more sexual dimorphism in the body, and less in the face and other features most people consider "masculine" or "feminine". It would be reasonable to guess that as humans evolved, reduced overall body dimorphism meant that sexual selectiveness focused on more subtle masculine and feminine traits.

Black people have more sexual dimorphism in the body, and less in the face and other features most people consider "masculine" or "feminine". It would be reasonable to guess that as humans evolved, reduced body dimorphism meant that sexual selectiveness focused on other masculine and feminine traits.