Anencephaly in sheep.
D000015:Abnormalities, Multiple / Q000473:pathology / Q000662:veterinary; D000757:Anencephaly / Q000150:complications / Q000473:pathology / Q000662:veterinary*; D000818:Animals; D005260:Female; D008297:Male; D012756:Sheep; D012757:Sheep Diseases / Q000151:congenital* / Q000473:pathology; D014428:Twins, Conjoined / Q000150:complications / Q000473:pathology / Q000662:veterinary