Hawaiʻi creeper is able to climb up and down trees. It uses its short, sharp beak to probe bark for insects residing underneath. If available, it will sip nectar from koa ("Acacia koa") or ōhia lehua ("Metrosideros polymorpha"). The breeding season of the Hawaii creeper lasts from April to July, during which female birds lay one to three eggs. Nests are hidden in a tree cavity or built on a high branch in either a koa ("Acacia koa") or a ōhia lehua ("Metrosideros polymorpha"). Eggs hatch after around thirteen days. The Hawaii creeper was put on the endangered species list in 1975;
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