Greater koa finch below. It had a thick black bill which allowed it to break open seed pods that were found in the trees. In historical times, its range was largely confined to the Kona District of the island of Hawaii, although it was observed in the Kīlauea area in 1895. It was much more widespread prior to the arrival of humans in Hawaii, and related species lived on other islands. In Kona, it co-occurred with the closely related lesser koa finch ("Rhodocanthis flaviceps"), and the Kona grosbeak. The lesser and greater koa finches were once thought by scientists to be the minimum
Nin Jiom Pei Pa Koa Nin Jiom Pei Pa Koa King-to Nin Jiom Pei Pa Koa (), commonly known as Nin Jiom Pei Pa Koa or simply pei pa koa (), is a traditional Chinese natural herbal remedy used for the relief of sore throat, coughs, hoarseness and aphonia. It is a throat demulcent and expectorant. In the name of the company, "king-to" means "capital", referring to Peking and "nin jiom" means "in memory of my mother"; hence, it stresses the important virtue of filial piety. "Pei pa koa" means "loquat syrup". The product is marketed under the brand name Cap Ibu dan Anak (Malay