Christmas boobook lores and throat, yellow eyes, legs and feet. It is approximately 26–29 cm in length and 130-190 grams in weight with the female slightly larger than the male. The double-noted hoot, "boo-book," has a clucking quality with the second note usually lower in pitch. The begging call of juveniles is a high-pitched trill. Vocalisations are similar to those described for the Southern Boobook "N. novaeseelandiae" and include individual variation in advertisement calls. This may be useful in estimating owl densities as radio-tracking can be impractical in some terrains. A recording, courtesy of Richard Hill and Owl Pages http://www.owlpages.com/sounds/Ninox-natalis-2.mp3 Its natural
Australasian Sketcher with Pen and Pencil and illustrator Julian Ashton, and published Arthur Streeton's first black and white work on 24 January 1889. In 1880 it briefly moved to a fortnightly publication which lasted until 1882 before returning to a monthly journal. In 1889, it merged with "The Australasian". Australasian Sketcher with Pen and Pencil The Australasian Sketcher with Pen and Pencil was a monthly magazine published by the proprietors of "The Argus" between 1873 and 1889. The "Sketcher" was issued at monthly intervals according to shipping movements between Australia and Britain. The magazine contained many illustrations, engravings, and articles which capture "the picturesque phases of