kagu /ˈkɑːɡuː 
/ ▸ noun a crested, almost flightless bluish-grey bird related to the rails, which is found only on the Pacific island of New Caledonia, and is now endangered. Rhynochetos jubatus, the only member of the family Rhynochetidae.
– ORIGIN mid 19th century: from Melanesian.
EnglishOxford Dictionary of English
