Polly Parakeet and Cockatoos

? Ring-necked Parakeet (Psittacula krameri) and Sulphur-crested Cockatoos (Cacatua galerita). Also seen are: Australian Raven (Corvus coronoides); Crested Pigeons (Ocyphaps lophotes) ; Owl Finches/Double-barred Finches (Taeniopygia bichenovii); and Sparrows (of some sort).