The three species on the genus Zanda are variously regarded as two, then as a single species for really some time. Inside of a 1979 paper, Australian ornithologist Denis Saunders highlighted the similarity in between the small-billed in addition to the southern race xanthanotus within the yellow-tailed and addressed them https://trevorbvjvr.tblogz.com/lesser-sulphur-crested-cockatoo-uk-secrets-49875844