A small, long-billed, long-tailed bird of dense undergrowth in lowland and foothill forest in eastern Mindanao. Has an olive-green back and wings, an olive-green tail often held cocked, a pale gray belly, a black crown, and a white brow. Throat and chest are black in the male and white in the female with streaking around the edge. Similar to Rufous-fronted Tailorbird, especially from behind, but White-browed has black on the head with a white brow. Voice includes monotonous piping notes given in series, or a rapid whistled trill which can be rising or falling.