title: Evolutionary aspects of mammalian secondary sexual characteristics.
authors.forename: A P
authors.initials: AP
authors.lastname: Wojciechowski
mesh_terms: D000818:Animals; D005075:Biological Evolution; D003307:Copulation / Q000502:physiology*; D008297:Male; D008322:Mammals; D012611:Scrotum / Q000033:anatomy & histology*