Tennessee Warbler sightings and numbers
The Tennessee Warbler (Oreothlypis peregrina) is probably one of those migrants you’re glad to find in either the spring or the fall. It is most often an uncommon treat for the U.S. or Canadian birder as a species that breeds in the boreal forest and can readily blend into the background. Looking at my last five years of eBirding I see only 14 records and half of those came from the last fall season here in and around Chautauqua County, New York. All of the records were of one or two individuals. Suffice it to say it is a tough spot here but this is currently not the case in Costa...
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