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
Jurong Bird Park to the public. Jurong Bird Park is now a world-famous bird zoo where there are specimens of magnificent bird life from around the world, including a large flock of flamingos. It is currently the world's largest bird park in terms of the number of birds, and second largest both in the number of bird species and land area (after Germany's Weltvogelpark Walsrode). There are 5,000 birds of 400 species in Jurong Bird Park, of which 29 are of threatened species. In 2006, Jurong Bird Park completed a S$10 million makeover. As a result of the upgrade, the park got a