Ostrich
The feathers of Ostrich adult males are mostly black, with white primaries and a white tail. However, the Ostrich tail of one subspecies is buff. The skin of the female's neck and thighs is pinkish gray, while the male's is blue-gray, gray or pink dependent on subspecies. Females and young males Ostrichs are greyish-brown and white. The head and neck of both male and female ostriches is nearly bare, with a thin layer of down.
