being familiar with Cockatoo Parrots available for purchase in Australia Class: Aves (Birds) Order: Psittaciformes relatives: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: 5 Species: twenty everyday living SPAN (Cockatoo Parrots) as many as sixty yrs or for a longer time, depending upon the species. Some cockatoos in types