Symmetry Is Related to Sexual Dimorphism in Faces: Data Across Culture and Species Little, Anthony C. ; Jones, Benedict C. ; Waitt, Corri ; Tiddeman, Bernard P. ; Feinberg, David R. ; Perrett, David I. ; Apicella, Coren L. ; Marlowe, Frank W. Abstract Publication: PLoS ONE Pub Date: May 2008 DOI: 10.1371/journal.pone.0002106 Bibcode: 2008PLoSO...3.2106L