General

Black-throated Green Warbler: Medium-sized warbler with olive-green upperparts, black-streaked flanks, and white underparts. Face is yellow with black eyestripe. Throat and upper breast are black. Wings are dark with two white bars. Tail is dark. Female is duller with black-mottled yellow throat. Juvenile has less black.

Range and Habitat

Black-throated Green Warbler: Breeds from eastern British Columbia, Ontario, and Newfoundland south to Minnesota, Ohio, northern New Jersey, and along the Appalachian Mountains to Georgia. Spends winters from Florida and Texas south into eastern Mexico and the Caribbean. Preferred habitats include open stands of hemlock or pine.

Breeding and Nesting

Black-throated Green Warbler: Three to five brown and purple marked, white or gray eggs are laid in a cup of grass, moss, and plant fibers, lined with hair and feathers, and built on a branch of a conifer. Female incubates eggs for about 12 days.

Foraging and Feeding

Black-throated Green Warbler: Eats insects, fruits, and seeds.

Vocalization

Black-throated Green Warbler: Song is a thin, buzzing, lazy "zeer, zeer, zeer, zeer, zee" or faster "zee-zee-zee-zoo-zee."

Similar Species

Black-throated Green Warbler: Golden-cheeked Warbler has black crown and eye-line.