 The ornithologist John Gould knew the bird as the funereal cockatoo . Other common names used include yellow @-@ tailed black cockatoo , yellow @-@ eared black cockatoo , and wylah . Wy @-@ la was an aboriginal term from the Hunter Region of New South Wales , while the Dharawal name from the Illawarra region is Ngaoaraa . Scientist and cockatoo authority Matt Cameron has proposed dropping the " black " and shortening the name to " yellow @-@ tailed cockatoo " , explaining that shorter names are more widely accepted . 
