Coleotichus blackburniae as they develop. This insect occurs on all the main islands of Hawaii. They are found on `a`ali`i ("Dodonaea viscosa") bushes and koa ("Acacia koa") trees. Also found on Formosan Koa (Acacia confusa) which is native to Southeast Asia. It has been commonly used in Hawaii as an ornamental landscape tree that has been deemed invasive. A. confusa and A. koa both have distinctive phyllodes that differentiate each species but since its introduction C. blackburniae has been recorded to associate with the invasive Formosan koa. Common to all true bugs, this species has no mouth parts with which to bite,
Koa people was made by the Koa. 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 .