The three species about the genus Zanda are already variously regarded as two, then as just one species for really a while. Inside a 1979 paper, Australian ornithologist Denis Saunders highlighted the similarity between the shorter-billed together with the southern race xanthanotus over the yellow-tailed and handled them as 1 https://augustertrx.blogscribble.com/36793925/an-unbiased-view-of-where-can-i-find-a-umbrella-cockatoo