comprehending Cockatoo Parrots available in Australia course: Aves (Birds) Order: Psittaciformes relatives: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: 5 Species: twenty lifetime SPAN (Cockatoo Parrots) as much as 60 yrs or for a longer period, depending on the species. Some cockatoos in pro treatment have lived in exce