Cows and calves, mothers and infants. Some ideas from dairy science.
D000818:Animals; D001942:Breast Feeding; D002417:Cattle; D002657:Child Development; D003612:Dairying / Q000379:methods*; D005260:Female; D006801:Humans; D007227:Infant Nutritional Physiological Phenomena; D007231:Infant, Newborn