title: Male uterus in the donkey and horse.
abstract: The anatomy and histology of the male uterus were studied in the donkey and the horse. In the former it was found complete and long, while in the latter it was incomplete or absent. Some variations met with are described. A new concept of "internal male hermaphroditism' is presented and two types are differentiated.
mesh_terms: D000818:Animals; D012734:Disorders of Sex Development; D005260:Female; D006736:Horses / Q000033:anatomy & histology*; D008297:Male; D010527:Perissodactyla / Q000033:anatomy & histology*; D014599:Uterus / Q000033:anatomy & histology* / Q000196:embryology