The development of the flora of the alimentary tract in young animals.
D000818:Animals; D000831:Animals, Newborn; D002415:Cats; D002417:Cattle; D003016:Clostridium perfringens; D004285:Dogs; D004926:Escherichia coli; D006168:Guinea Pigs; D007422:Intestines; D011200:Poultry; D011817:Rabbits; D051381:Rats; D012756:Sheep; D013210:Staphylococcus; D013552:Swine