- Small songbird.
- Breeding male with black cap, white cheek, black mustache stripe, and white throat.
- White chest with thin black stripes down sides.
- Two white wingbars.
- Fall birds greenish on back and chest, with faint chest stripes.
Male DescriptionBreeding (Alternate) Plumage: Back cap, white cheek, black mustache stripe, white throat, white chest with thin black stripes down sides. Two white wingbars. Back gray with black stripes. Tail dark with white spots on corners. Legs and feet orange-yellow.
Nonbreeding (Basic) Plumage: Lacks black crown. Crown, nape, and upperparts yellowish olive-green, streaked with black. Chest pale yellow, faintly streaked with dark. Rump grayish and unstreaked. Indistinct yellow eyestripe. Wings and tail blackish. Two broad white wingbars on each wing.
Female DescriptionBreeding (Alternate) Plumage: Back and wings gray to olive-green, with blackish streaks on crown, nape, and back. Pale whitish eyestripe. Two white wingbars. Tail with white spots. Legs and feet orange-yellow.
Nonbreeding (Basic) Plumage: Grayish olive on back, with blackish streaks. Chest and face pale yellowish, with faint streaks on chest.
Immature DescriptionSimilar to fall adults, but duller and with less streaking. Legs may be dark, but soles of feet are orange-yellow.