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 figbird Australasian figbird The Australasian figbird ("Sphecotheres vieilloti"), also known as the green figbird, is a conspicuous, medium-sized passerine bird native to a wide range of wooded habitats in northern and eastern Australia, southern New Guinea, and the Kai Islands. It is common in large parts of its range, and occurs in numerous protected areas. Consequently, it is rated as Least Concern by BirdLife International and the IUCN. Formerly, the Australasian figbird was considered as a subspecies of the green figbird and referred to as simply the figbird, a name still commonly used in Australia, where the Australasian figbird is the