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 Kannon Koa Kannon The refers to a statue of Kannon, the bodhisattva of compassion, located atop Mount Izu in Atami, Shizuoka Prefecture, as well as to the temple, formally a religious corporation called the Reihaizan Koa Kannon, which is dedicated to it. Koa Kannon is from the same lineage as the Hokke Shu Jin-Monryu, a breakaway sect of Nichiren Buddhism based in Sanjo in Niigata Prefecture, but it is not formally affiliated with them and is the only independent Buddhist temple in Japan with its own unique history and rites. The temple admits all worshipers regardless of their religion. The temple