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 Fire and Emergency Service Authorities Council Annual AFAC Bushfire CRC Conference. Members of the public are able to access a wide range of content such as research reports, case studies and AFAC news articles. Membership of the Knowledge Web is currently only open to volunteers and staff of AFAC member agencies and key research partners. Australasian Fire and Emergency Service Authorities Council The Australasian Fire and Emergency Service Authorities Council ("AFAC"), is the peak body responsible for representing fire, emergency services and land management agencies in the Australasian region. It was formed in 1993 and has 34 full members and 13 affiliate members. AFAC Members are