Sulphur-Crested Cockatoo Colors and Markings Sulphur-crested cockatoos are mainly white with black beaks. They sport a gorgeous crest of yellow feathers in addition to their heads. It's got a yellow clean within the underside of its wings. Lesser sulphur-cresteds are also known as the yellow-crested Cockatoo, this name is https://albertoj382rcn0.blogsmine.com/profile