Falcataria moluccana subtropical regions of the world and so has many common names. These include: albizia (Hawaii), Moluccan albizia, sengon (Java), salawaku (Maluku), jeungjing (Indonesia), ai-samtuco (Tetun, East Timor), madre de cacao (East Timor), batai (Malaysia), kerosin tree (Pohnpei), sau, Moluccan sau, and falcata (Philippines). The tree has become invasive in forests in Hawaii and on other Pacific islands. In Hawaii the caterpillars of the endemic Hawaiian koa looper ("Scotorythra paludicola") has been found to defoliate "Falcataria moluccana" and complete their development on this invasive tree without the larvae eating the leaves of their native host "Acacia koa". In Borneo the following
Lesser koa finch was smaller than the other scientifically described koa finches, measuring on average only five inches in length. Its life cycle and feeding habits apparently centered around the koa plant from which it got nectar and fruit (and for which it was named). The koa also provided refuge for small flocks of the finch as it avoided people and the noon high sun. It was seen congregating with its larger relative, the greater koa-finch. Several specimens were collected and sent to London, Cambridge, New York, Philadelphia, and Berlin. The bird appeared to have always had a small population. When people brought