Size: 4.5-5.5” Description: Gray-olive above, yellow to white below, and white above and below the eye. Migratory Status: Summer residents of Rocky Mountain National Park. Habitat: Live in aspen and foothill riparian forests, and urban areas to 10,500 feet. Diet: Eat mostly insects and sometimes berries that they forage by inspecting the leaves of deciduous trees.
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Last updated: June 11, 2018