Kookaburra larger group known as "kingfishers", kookaburras are not closely associated with water. The genus "Dacelo" was introduced by the English zoologist William Elford Leach in 1815. The type species is the laughing kookaburra. The name "Dacelo" is an anagram of "Alcedo", the Latin word for a kingfisher. A molecular study published in 2017 found that the genus "Dacelo", as currently defined, is paraphyletic. The shovel-billed kookaburra in the monotypic genus "Clytoceyx" sits within "Dacelo". Four species of kookaburra can be found in Australia, New Guinea, and the Aru Islands. Kookaburras are sexually dimorphic. This is noticeable in the blue-winged and
Kookaburra (song) concluded there had been an infringement of copyright of the tune "Kookaburra Sits in the Old Gum Tree". One of the band's songwriters, Colin Hay, said afterwards the result was disappointing and they would consider their position after reviewing the judgement more closely. In October 2011 the band lost its final court bid when the High Court of Australia refused to hear an appeal. Kookaburra (song) "Kookaburra" (also known by its first line: "Kookaburra sits in the old gum tree") is a popular Australian nursery rhyme and round about the kookaburra. It was written by Marion Sinclair (9 October 1896