Line illustrations demonstrating the differences between male (A) and female (B) faces. The male face is square and angulated with sharp lines and a strong jaw, while the female face is curved, round, oval, and heart-shaped with smooth lines and smaller overall.
Reproduced from: Altman K. Facial feminization surgery: Current state of the art. Int J Oral Maxillofac Surg 2012; 41:885. Illustration used with the permission of Elsevier Inc. All rights reserved.