comprehension Cockatoo Parrots available in Australia course: Aves (Birds) purchase: Psittaciformes family members: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: five Species: 20 lifetime SPAN (Cockatoo Parrots) Up to sixty years or for a longer period, based upon the species. Some cockatoos in pro treatment have lived ab