Tennessee Warbler
A dainty warbler of the Canadian boreal forest, the Tennessee Warbler specializes in eating the spruce budworm. Consequently its population goes up and down with fluctuations in the populations of the budworm.
A dainty warbler of the Canadian boreal forest, the Tennessee Warbler specializes in eating the spruce budworm. Consequently its population goes up and down with fluctuations in the populations of the budworm.