The African sacred ibis (Threskiornis aethiopicus) is a species of ibis, a wading bird of the family Threskiornithidae. It is native to Africa and the Middle East. It is especially known for its role in the religion of the Ancient Egyptians, where it was linked to the god Thoth. It is very closely related to the black-headed ibis and the Australian white ibis, An adult individual is 68 cm (27 in) long with all-white body plumage apart from dark plumes on the rump. Wingspan is 112 to 124 cm (44 to 49 in) and body weight 1.35 to 1.5 kg (3.0 to 3.3 lb.