The Black-throated Gray Warbler (Dendroica nigrescens) is a small songbird..
Distribution / Range
They breed in open coniferous and mixed forests in western North America, especially with oak, juniper or pinyon pine.
For the winter, they migrate to Mexico and the south-western United States.
The crown is black and the face white. It has a thin pointed bill, white wing bars and a grey upper plumage with black streaks on their back and white underparts with black streaks on the flanks.
Adult males have a black throat and cheeks.
Females have a white throat and dark grey cheeks.
Breeding / Nesting
The open cup nest is usually situated on a horizontal tree branch. The female lays 3 to 5 eggs. Both parents feed the young.
Diet / Feeding
They mostly feed on insects (particuarly caterpillars). They forage in low foliage or may hover and capture insects in flight.
Call / Vocalization
The male’s song is described as a buzzed zee-zee-zee-bzz-zee, and its call as a sharp tup..