comprehension Cockatoo Parrots available in Australia course: Aves (Birds) buy: Psittaciformes household: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: five Species: 20 LIFE SPAN (Cockatoo Parrots) nearly 60 years or for a longer period, depending on the species. Some cockatoos in expert care have lived above a century!