Sulphur-Crested Cockatoo Colors and Markings Sulphur-crested cockatoos are largely white with black beaks. They sport an attractive crest of yellow feathers along with their heads. It's got a yellow clean on the underside of its wings. The cheapest cockatoo species may be the cockatiel. These are definitely small members https://henryv727dqa5.howeweb.com/profile