The three species over the genus Zanda happen to be variously considered as two, then as one species for really a while. Inside a 1979 paper, Australian ornithologist Denis Saunders highlighted the similarity in between the short-billed and also the southern race xanthanotus around the yellow-tailed and dealt with them https://jaredguelu.alltdesign.com/parrots-in-newcastle-no-further-a-mystery-55857982