Distribution / Range
This finch is endemic to the island of Maui in Hawai'i. Its natural habitat are wet forests dominated by koa (Acacia koa) and 'ohi'a lehua (Metrosideros polymorpha) on the windward side of Haleakala; at elevations of 4,200 to 7,100 feet (1,300 to 2,200 m).
It is the largest honeycreeper on the island at 6.5 to 7 inches (17 to 18 cm) in length.
The adults are a glossy black with whitish feathers and stripes going down its side. The underparts are whitish black while the top has orange feathers sticking from wings. The feathers behind the eyes are a reddish color, and have a stream of cream colored feathers coming from the eyes.
It has a flashy whitish gold colored feather crest on its head.
Immature birds have a brownish black plumage and lack the orangish feathers of the adults. The legs and bills are a blackish color.