Blue-winged kookaburra highly aggressive in the first week of life, and the youngest chick is often killed by the older chicks during this period. Once fledged, juvenile birds need to be taught how to hunt by their parents for a further 6–10 weeks before they can properly fend for themselves. The red goshawk and rufous owl prey upon the blue-winged kookaburra. Adult birds are also slow flyers and vulnerable to being hit by cars on country roads. Nests are susceptible to raids by Olive Pythons, quolls and goannas. Blue-winged kookaburra The blue-winged kookaburra ("Dacelo leachii") is a large species of kingfisher native
Kookaburra (song) adopted it as a traditional song. It is included with other folk songs from around the world in the Girl Guide Song Book. Marion Sinclair died in 1988, so the song is still under copyright, according to Australian copyright law. The publishing rights are held by Larrikin Music. In the United States, the rights are administered by Music Sales Corporation in New York City. In June 2009, Larrikin Music sued the band Men at Work for copyright infringement, alleging that part of the flute riff of the band's 1981 single "Down Under" was copied from "Kookaburra". This action followed an