IBIS=the Ibis, an Egyptian bird to which divine honours were paid.
Head and neck nude and black. Plumage white. Tarsus reticulated with hexagonal scales. Second, third, and fourth toes joined by a web at base. Tail of twelve feathers. Tertiaries in breeding season with elongate plumules forming ornamental plumes. Young have head and neck feathered and streaked black and white. Ranges from Africa through India to Australia.
(i.) Tarsus reticulated with hexagonal scales.