The origin and development of the hippomanes in the horse and zebra. I. The location, morphology and histology of the hippomanes.
D000818:Animals; D005321:Extraembryonic Membranes / Q000033:anatomy & histology* / Q000254:growth & development*; D005260:Female; D006736:Horses; D010527:Perissodactyla; D011247:Pregnancy; D011270:Pregnancy, Animal