Atrophy of the pancreas in budgerigars.
D000818:Animals; D001066:Appetite; D001284:Atrophy; D001715:Bird Diseases / Q000473:pathology*; D001835:Body Weight; D005243:Feces / Q000032:analysis; D010179:Pancreas / Q000473:pathology; D010182:Pancreatic Diseases / Q000473:pathology / Q000662:veterinary*; D011563:Psittaciformes