Oʻahu nukupuʻu bill to pluck insects found underneath tree bark, the Oahu nukupuu fed on insects on flowering trees such as the koa ("Acacia koa") and ohia ("Metrosideros polymorpha"). These trees attract a large amount of insects due to their nectar-filled flowers. The Oahu nukupuu fed on koa in high elevation forests and fed on ohia in low elevations. The species was believed to have vanished as the spread of disease occurred, killing off nukupuu populations across the islands. In order to control the rat population in the sugar cane fields, mongooses were introduced to Hawaii and were suspected to be predators
KOA (AM) Colorado Springs, Pueblo and Fort Collins. With a good radio at night, the signal can be heard over the Central and Western United States, and parts of Canada and Mexico. KOA is nicknamed "the Blowtorch of the West". As of November 1, 2015, KOA is also heard on 94.1 MHz K231BQ, which is licensed to Golden, Colorado as an FM translator of KBCO-HD3. In addition, KOA also simulcasts on translator K231AA (also on 94.1 MHz), licensed to Boulder. KOA was first owned by General Electric and began broadcasting on December 15, 1924. The station started with 5,000 watts, and in