Kagu name "Rhynochetos", and the clade name Rhynochetidae, are derived from the Greek "rhis" meaning nose and "chetos" meaning corn, referring to the corn-shaped flaps over the nostrils. The specific name "jubatus" is derived from the Latin "iabatus" meaning crested. The name kagu is derived from the Melanesian names for the species. The species is variously known as the "kavu" or "kagou" in the Kanak languages, and as the "cagou" in French (also used as an alternative spelling in English). The kagu is a ground-living bird, in length. The weight can vary considerably by individual and by season, ranging from .
Bucca (mythological creature) in Cornish tin mines, granting wishes in exchange for food (see knockers). Bucca (mythological creature) Bucca is a male sea-spirit in Cornish folklore - a merman- that inhabited mines and coastal communities as a hobgoblin during storms. The mythological creature is a type of water spirit likely related to the Púca from Irish and Welsh folklore and the female mari-morgans - a type of mermaid from Welsh and Breton mythology. Rev W. S. Lach-Szyrma, one 19th-century writer on Cornish antiquities, suggested the Bucca had originally been an ancient pagan deity of the sea such as Irish Nechtan or British Nodens,