The nursing and suckling behaviour of pigs. I. The importance of stimulation of the anterior teats.
D000818:Animals; D001522:Behavior, Animal; D005260:Female; D007774:Lactation; D008321:Mammary Glands, Animal; D008425:Maternal Behavior; D010812:Physical Stimulation; D011187:Posture; D011247:Pregnancy; D013391:Sucking Behavior; D013552:Swine / Q000502:physiology*; D014828:Vocalization, Animal