Citron-crested

Bird

A cockatoo is any of the 21 species belonging to the bird family Cacatuidae. The first species in this second clade is the majestic black Palm Cockatoo, followed first by a small clade consisting of the gray and reddish Galah and the Gang-gang Cockatoo and then the pinkish Major Mitchell's Cockatoo. The remaining species are mainly white or slightly pinkish and all belong to he genus Cacatua.

http://en.wikipedia.org/wiki/Cockatoo