comprehension Cockatoo Parrots available for purchase in Australia Class: Aves (Birds) purchase: Psittaciformes relatives: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: five Species: 20 LIFE SPAN (Cockatoo Parrots) Up to 60 decades or for a longer period, depending on the species. Some cockatoos in skilled treatment have