Habitat: During the nonbreeding season, this warbler is found in almost any habitat and expands its diet to include a substantial amount of fruit. Warbler of Many Forms. The Myrtle Warbler, which is the variety we mainly see in Wisconsin, and the Audubon’s Warbler, the Western counterpart named to honor John James Audubon distinguished by a bold yellow throat, were combined to the single species we have today when a hybrid breeding zone was discovered Some ornithologists are making a case that the Yellow-rumped Warbler could be divided back into separate … "Goldman's" Yellow-rumped Warbler is a non-migratory endemic within the highlands of Guatemala and the Black-fronted Warbler is also a non-migratory Mexican endemic. Also breeds in Pennsylvania and locally in northeastern West Virginia mountains. RANGE: Audubon’s Warbler lives in the West, and “Myrtle” Warbler in the East. Diet: Insects and some fruit. Preferred habitat: Brushy clearings, aspens, undergrowth. Orange crown often concealed. Previously two separate species: Myrtle Warbler of the east (white throat) and Audubon's Warbler of the west (yellow throat). A large warbler, averaging 14 cm long and 12 to 13 g. There are two well-marked subspecies groups - Myrtle Warbler (Dendroica coronata coronata) and Audubon's Warbler (Dendroica coronata auduboni).All plumages and subspecies possess the yellow rump that gives the species its name. Where the throat of the Myrtle Warbler is white, the Audubon’s is golden yellow. North America is home to two migratory Yellow-rumped Warbler groups that are sometimes considered separate species: the "Myrtle" Warbler of eastern and far-northwestern North America and the "Audubon's" Warbler of the West. It is seen mostly in the eastern regions of North America. Status in Tennessee: This warbler is a common migrant, and a fairly common winter resident across the state from October through April. Often confused with Tennessee Warbler, Orange-crowned appears stockier with a slightly decurved bill, “smudgy” appearance, and yellow undertail coverts. Myrtle warblers nest in a tree, laying 4–5 eggs in a cup nest. The nest is made of twigs, rootlets, and grass, and is lined with feathers and hair. Yellow-rumped (Myrtle) Warbler: Breeds in coniferous forests from northern Alaska, northern Manitoba, central Quebec, and Newfoundland south and west to northern Minnesota and east to Michigan, New York, Massachusetts, and Maine. In summer it feeds on insects, but in winter it feeds on berries and fruit. The Yellow-rumped Warbler breeds from eastern North America west to the Pacific, and southward from there into Western Mexico. There was a time when the Yellow-rumped Warbler (Audubon's) and the Yellow-rumped Warbler (Myrtle) were considered to be two different bird species. Its breeding habitat is a variety of coniferous and mixed woodland. The two groups hybridize where their ranges meet in southwestern Canada, and were combined into a single species in 1973, named … They can be found in almost any habitat but are most common in open woods and brushy areas, including gardens, orchards, residential areas, and beaches. Habitat: Open coniferous forests or mixed woodlands, forest edges, clearings, spruce bogs, thickets. Behavior In winter and migration, Yellow-rumped Warblers are found foraging in flocks with their own species. Male and female alike, although adult male shows most orange in crown. Breeds in shrubby vegetation, usually deciduous undergrowth in various habitats, … These birds are insectivorous , but will readily take wax-myrtle berries in … The yellow-rumped warbler nests in the Refuge, usually in a conifer. HABITAT: Yellow-Rumped Warbler breeds in open coniferous and mixed woodlands. It winters in open areas, along woodlands edges, second growth, dunes, marshes and residential areas. Range and Habitat. 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