Sacred Ibis

Threskiornis aethiopicus

Observed on a fallow farm plot at Eldoret, Nairobi, Kenya. December 2012.

From Wikipedia: An adult individual is 68 cm long with all-white body plumage apart from dark plumes on the rump. The bald head and neck, thick curved bill and legs are black. The white wings show a black rear border in flight. Sexes are similar, but juveniles have dirty white plumage, a smaller bill and some feathering on the neck. Flying in South AfricaThis bird is usually silent, but occasionally makes some croaking noises, unlike its vocal relative, the Hadeda Ibis.

Threskiornithidae -- Ibis and Spoonbill Family

Books:

• Birds of Kenya and Northern Tanzania by Zimmerman et al.
• Birds of East Africa by Stevenson and Fanshawe

More Information:

• Wikipedia
• Encyclopedia of Life
• Animal Diversity Web - U. of Michigan
• Google Images
• Google Scholar Literature Search