The three species to the genus Zanda are already variously regarded as two, then as one species for very some time. Within a 1979 paper, Australian ornithologist Denis Saunders highlighted the similarity in between the shorter-billed plus the southern race xanthanotus about the yellow-tailed and handled them as a single https://umbrella-cockatoo-for-sal73503.blogsvila.com/36751560/cockatoo-health-guarantee-uk-fundamentals-explained