ミカヅキキバネミツスイ Phylidonyris pyrrhopterus

Small honeyeater with wide yellow wing patch. Adult males mostly gray with a clear black crescent on each side of the breast. Females are primarily brown and have much fainter crescents; juveniles lack them. Both juveniles and females have much duller yellow wing patches than the adult male. Typically inhabits wet forests, often at higher elevations. Tends to move down from high altitudes in colder months. Common in Tasmania but also found in southern mainland Australia.