comprehension Cockatoo Parrots for sale in Australia course: Aves (Birds) Order: Psittaciformes relatives: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: five Species: 20 LIFE SPAN (Cockatoo Parrots) Up to sixty many years or extended, relying on the species. Some cockatoos in specialist care have lived above a century!