Understanding Cockatoo Parrots available for purchase in Australia course: Aves (Birds) purchase: Psittaciformes relatives: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: 5 Species: 20 lifetime SPAN (Cockatoo Parrots) Up to 60 many years or lengthier, depending upon the species. Some cockatoos in specialist care have lived