Factors affecting voluntary food intake by sheep.
D000018:Abomasum / Q000502:physiology; D000818:Animals; D004326:Drinking; D004435:Eating; D006815:Hunger; D008297:Male; D010812:Physical Stimulation; D012159:Reticulum / Q000502:physiology; D012417:Rumen / Q000502:physiology; D012756:Sheep / Q000502:physiology*