knowledge Cockatoo Parrots available for sale in Australia course: Aves (Birds) get: Psittaciformes relatives: Cacatuidae Subfamily: Calyptorhynchin Subfamily: Cacatuinae Genera: five Species: twenty existence SPAN (Cockatoo Parrots) nearly 60 yrs or extended, dependent on the species. Some cockatoos in pro treatment have lived over a century!