Primitive koa finch viscosa") berries, as these were observed being eaten by other species in the genus. The primitive koa finch is believed to have gone extinct some time after Polynesians first arrived in Hawaii, however very little else is known about this species. Due to its early extinction it is only known from fossil remains. Other Hawaiian honeycreepers are known to have become extinct or very rare due to habitat loss, introduced predators and avian diseases. It is possible the extinction of the primitive koa finch also involved these factors. BirdLife International 2004. Himatione sanguinea. 2006 IUCN Red List of Threatened Species.
Koa people Koa people The Koa are an indigenous Australian people of the state of Queensland. Tasaku Tsunoda and Gavan Breen have speculated that the ethnonym "Koa" may derive from a word *"guwa" meaning 'west'. Walter Roth thought that the Koa language had affinities with that of the Maiawali, forming a linguistic bridge between it and the languages spoken by the Wanamara and Maithakari. Like many other peoples of the area, they had an extensive sign language, indicating a largew number of meanings by gestures. In Norman Tindale's estimation, the Koa's tribal territory ranged over about . Taking the headwaters of Diamantina