Living Bird Magazine
Small, short-tailed warbler with a thin, pointy bill. Breeding males are yellow-green above with a gray cap and a pale eyebrow. The underside is plain whitish, although some have yellow-washed undersides. Note lack of strong wingbars.© Maurice Raymond | Macaulay LibraryQuebec, May 27, 2017
- Small songbird.
- Drably colored with few distinct field marks.
- Back green.
- Underparts whitish.
- Crown and nape gray.
- Thin white line over eyes.
Male DescriptionBreeding (Alternate) Plumage: Forehead, crown and nape pale bluish gray. Sides of face and neck pale gray. White eyestripe above a dark line through eyes. Back, wings, and rump bright olive-green. Dull whitish from chin to undertail. May have slight yellowish wash across breast or on flanks. Wing feathers and tail dark gray.
Nonbreeding (Basic) Plumage: Plumage duller, with head and nape gray-green, similar to rest of upperparts. Variable yellowish wash on throat and breast. Belly and undertail whitish.
Female DescriptionBreeding (Alternate) Plumage: Forehead, crown, and nape olive-gray. Sides of face and eyestripe grayish white tinged with yellow. Dusky line through eyes. Back, wings, and rump olive-green. Dull whitish from chin to undertail, with variable yellowish wash across breast and flanks. Wing feathers and tail dark gray.
Nonbreeding(Basic) Plumage: Plumage duller, with more yellow on underparts, especially belly and flanks.
Immature DescriptionJuvenile similar to nonbreeding female, but duller and darker green, with only indistinct pale eyeline and dusky eyestripe. Underparts pale yellow, darker on upper belly and flanks. Two faint wingbars on each wing.
Relative Sizesparrow-sized or smaller
- Both Sexes
- Length: 3.9-5.1 in (10-13 cm)
- Weight: 0.3-0.3 oz (8-10 g)
- Wingspan: 7.5-7.9 in (19-20 cm)
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