comprehension Cockatoo Parrots for sale in Australia course: Aves (Birds) buy: Psittaciformes relatives: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: 5 Species: 20 LIFE SPAN (Cockatoo Parrots) nearly sixty several years or longer, relying on the species. Some cockatoos in professional treatment have lived above a century