Imagen de anime, free, and muscles
arm bones, muscles and skin turn around by *ConceptCookie on deviantART.com
Como Desenhar Mangá: Anatomia
Mouths by Rynnay
A collection of anatomy and pose references for artists.
Drawing female lips
AS Drawing the Male Torso by ConceptCookie.deviantart.com on @deviantART
study by Krenz http://www.plurk.com/p/fnm1vv