Australian birds black cockatoo Carnaby black cockatoo cockatoo endangered large protected short-billed threatened Western Australian white cheek patches white tail panels ruffled ruffled feathers aggressive anthochaera carunculata Australian native barking-bird bird Camouflage chock common defensive fauna gardens gillbird grating gray-brown grayish-brown grey-brown plumage greyish-brown harsh honey eater honeyeater native bird nectivorous Noisy prominent red wattle red wattle bird silver-white cheek patch wattle wattled honeyeater what’s o’clock white streaks widespread wildlife yellow yellow underbelly blue sky coral tree red flowers