Blue-winged kookaburra Blue-winged kookaburra The blue-winged kookaburra ("Dacelo leachii") is a large species of kingfisher native to northern Australia and southern New Guinea. Measuring around , it is slightly smaller than the more familiar laughing kookaburra. It has cream-coloured upper- and underparts barred with brownish markings. It has blue wings and brown shoulders and blue rump. It is sexually dimorphic, with a blue tail in the male, and a rufous tail with blackish bars in the female. The blue-winged kookaburra was first collected by Sir Joseph Banks in 1770, but was initially overlooked and confused with the laughing kookaburra, and was finally
Invasive species of Australian origin Florida. The colonised area included a substantial proportion of the Everglades, an important national park and World Heritage Site. Attempts were made to control the spread by burning, but this only exacerbated the problem as it encouraged seed dispersal while failing to kill the trees. The spread of "Melaleuca" is now managed by a combination of regular herbicide treatment and the introduction of an Australian beetle as a biological control. A number of "Acacia" species have become serious environmental pests after being introduced into southern Africa. The most troublesome species are "Acacia cyclops" and "Acacia saligna". Both are Western Australian