Understanding Cockatoo Parrots available for sale in Australia course: Aves (Birds) purchase: Psittaciformes relatives: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: 5 Species: 20 everyday living SPAN (Cockatoo Parrots) as many as 60 years or lengthier, depending upon the species. Some cockatoos in qualified care have liv