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 Sport its Australian operations, Kookaburra has offices in the United Kingdom, New Zealand, South Africa, Bangladesh and India. Kookaburra's Turf Cricket Ball has been used exclusively in Australia, New Zealand and South African Test Cricket since 1946. The company sponsors a junior cricket tournament called the Kookaburra Cup. It also has endorsement deals with many players including former Australia Captain Ricky Ponting and Martin Guptill of New Zealand. Current ranges of equipment are Kahuna, Fever, Obsidian, Ghost, XLR8, Blaze and Surge. Previous ranges include Diablo, Genesis, Sword, Ice, Beast and CCX. Kookaburra also manufacture hockey sticks and equipment which are used