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Northern Prairie Wildlife Research Center

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Forest and Rangeland Birds of the United States

Natural History and Habitat Use

Varied Thrush -- Ixoreus naevius

RANGE: Breeds from western and northern Alaska, and northwestern and western Mackenzie south through central and southern Alaska, southwestern Alberta, northwestern Montana, northern Idaho, Washington, and Oregon to extreme northwestern California. Winters from southern Alaska, southern British Columbia, and northern Idaho south through Washington, Oregon, and California to Baja California.

STATUS: Uncommon.

HABITAT: Favors moist, dense stands of fir near mountain lakes, but also inhabits humid coastal and interior montane coniferous forests. Occasionally found in deciduous forests with a dense understory and in tall shrub stands.

NEST: Builds a bulky nest on a horizontal branch or in a crotch of a tree or shrub, usually 10 to 15 feet above ground.

FOOD: Generally forages for food on the ground, but also gleans food from foliage and fruiting stems. Consumes a variety of vegetable and animal foods including insects, snails, earthworms, acorns, weed seeds, berries, and fruits.

REFERENCES: Beal 1915b, Terres 1980, Verner and Boss 1980.

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