Compact songbird with short pointed bill. Male olive above, yellow below, with white throat set in black head. Female, often misidentified, grayish overall with yellow wash below, at least in undertail coverts. Olive Whistler much browner below, with well-defined whitish bib. Inhabits great variety of habitats in southeastern Australia and up the east coast to north Queensland. Song a loud piercing whistle with a whip-like ending.