Hunger vs thirst in the burro (Equus asinus).
D000818:Animals; D003889:Desert Climate; D005260:Female; D005508:Food Deprivation; D006815:Hunger / Q000502:physiology*; D010527:Perissodactyla / Q000502:physiology*; D013894:Thirst / Q000502:physiology*; D014868:Water Deprivation