Somali Ostrich Struthio molybdophanes (prev. S. camelus molyb.)

Somali Ostrich
Somali Ostrich
Prior to 2014 there were 4 subspecies of Ostrich Struthio camelus, all from Africa. The Arabian Ostrich, S. c. syriacus, became extinct in 1966. In 2014, the Somali Ostrich (above), also called the Blue-necked, was reclassified as a full species, S. molybdophanes. The male's grey neck and legs become more blue in the breeding season. The female is darker brown than the other species.
Northern ostrich
Red-necked Ostrich
Red-necked Ostrich
The nominal subspecies of "common" Ostrich (above), Struthio camelus camelus, comes from North Africa, mainly south of the Sahara, and is called the Red-necked, Northern or North African.
Red-necked ostrich
Northern Ostrich
North African Ostrich
As its name indicates, the male has pink-red neck and legs, becoming very red for adult males in the breeding season (above).
Southern Ostrich
Southern Ostrich
South African Ostrich female
The Southern Ostrich, S. c australis, also called the South African and, misleadingly, the Black-necked, is the most common and native to southern Africa. It has a greyish neck and grey or pinky-grey legs. As with all Ostriches, the male plumage is black with white/off-white and the female (above right) is brown or grey-brown.
Masai Ostrich Ostrich wearing a tutu
Masai Ostrich Masai ostrich
Ostrich egg Ostrich egg -- the largest egg of any living bird
The Masai Ostrich, S. c. massaicus, also called the Pink-necked, comes from parts of East Africa (Kenya/Tanzania). It has a pinky-grey neck and pink legs.