ニショクハナドリ Dicaeum bicolor

A tiny bird of lowland and foothill forest and edge. Male has black upperparts with a bluish sheen and whitish underparts washed pale gray on the sides. Female has whitish underparts, brown upperparts, more olive in the wing, and gray on the head. Similar to Flame-crowned Flowerpecker, but male lacks the bright crown patch and female has a whitish rather than yellowish belly. Differs from White-bellied Flowerpecker in its thicker bill. Voice includes a grating “juk!” and a high-pitched metallic “chink!”