The vocalizations of ungulates, their causation and function.
D000374:Aggression; D000818:Animals; D001188:Artiodactyla; D002417:Cattle; D005239:Fear; D005260:Female; D005639:Frustration; D006736:Horses; D006801:Humans; D008297:Male; D010146:Pain; D010527:Perissodactyla; D012726:Sexual Behavior, Animal; D012919:Social Behavior; D012930:Social Dominance; D013552:Swine; D014828:Vocalization, Animal