Description: Nondescript, with a greenish back, gray head and, in spring, generally white undersides. Dark line through the eye. Whitish supercilium.
Note: Do not confuse with Philadelpia Vireo, which has thicker, more hooked bill.
Song: A loud, staccato three-part (or more) song. Typical, ticka ticka ticka swit swit sit-sit-sit-sit-sit.
Produced by: Library of Natural Sounds at the Cornell Laboratory of Ornithology.
Distribution: Breeds across Canada below treeline, south to the Adirondacks in Upstate New York.
Nests in boreal forests where, it is a spruce budworm specialist. Populations can vary from year to year depending on fluctuations of spruce budworms.
Winters in southern Mexico south to northern South America.
Mainly migrates across the Gulf of Mexico, arriving in the Gulf states in late March. Most follow the Mississippi River Valley north to their breeding areas, where it arrives mid-to late May.
|Status: A boreal woods nester, Tennessee Warbler populations are generally increasing except in the far western regions.|
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