Understanding Cockatoo Parrots for sale in Australia course: Aves (Birds) purchase: Psittaciformes Family: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: 5 Species: 20 lifestyle SPAN (Cockatoo Parrots) approximately sixty decades or extended, depending upon the species. Some cockatoos in professional care have lived more t