New section on animal models.
D000818:Animals; D004195:Disease Models, Animal; D005260:Female; D005313:Fetal Death; D030342:Genetic Diseases, Inborn / Q000196:embryology / Q000235:genetics; D008661:Metabolism, Inborn Errors / Q000503:physiopathology; D009154:Mutation; D011247:Pregnancy; D011831:Radiation Genetics; D013045:Species Specificity