Long-tailed finch length. It has a prominent roundish black bib on its throat and upper chest and a long pointed black tail. It has pinkish brown upperparts with paler plumage below its bib over the lower breast and abdomen. It has a grey head, a white ear-patch, and black lores. It has black patches on its upper flanks and its rump and undertail coverts are white. The beak colour of the adult long-tailed finch varies from red through orange to yellow. The subspecies with red beaks is sometimes called Heck's grass finch "Poephila acuticauda hecki", and the nominate subspecies with orange or
Laysan finch The female is duller than the male, with brown streaking. It is almost impossible to confuse the Laysan finch with any other bird in the field as it is the only passerine species found on the few islands it lives on. On its discovery the Laysan finch was an endemic resident of the small island of Laysan, along with the Laysan rail ("Porzana palmeri"), the Laysan honeycreeper ("Himatione fraithii"), the Laysan duck ("Anas laysanensis"), and the Laysan millerbird ("Acrocephalus familiaris familiaris"). Populations were introduced to several islands, including Pearl and Hermes Atoll, where the species persists, and Midway Atoll, where