Southern boobook their upperparts. The tips of their feathers are white and fluffy, remnants of the nestlings' down. These are worn away over time, persisting longest on the head. The feathers of the head, neck and underparts are fluffier overall. Immatures in their second and third year have plumage more like adults, though their crowns are paler and more heavily streaked. On mainland Australia, it could be confused with the barking owl or the brown hawk-owl ("Ninox scutulata"), a rare vagrant to the northwest, although the southern boobook is easily distinguished by its squat posture and distinctive pale border to its face
Royal Australasian Ornithologists Union the title of Fellow of the Royal Australasian Ornithologists Union (FRAOU) to a small and limited number of individuals. It also recognises excellence in contributions to ornithological knowledge through annual awards: the D.L. Serventy Medal for outstanding published work on birds in the Australasian region, and the John Hobbs Medal for major contributions to amateur ornithology. Royal Australasian Ornithologists Union The Royal Australasian Ornithologists Union, now part of BirdLife Australia, was founded in 1901 to promote the study and conservation of the native bird species of Australia and adjacent regions. This makes it Australia's oldest national birding association. It was