Animal models (spontaneous) for human disease. Experiments of nature.
D000505:Alopecia / Q000662:veterinary*; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases; D003877:Dermatitis, Contact / Q000662:veterinary*; D004283:Dog Diseases; D004285:Dogs; D008180:Lupus Erythematosus, Systemic / Q000662:veterinary*; D051379:Mice; D008962:Models, Theoretical; D008992:Monkey Diseases; D011164:Porphyrias / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases