Breeding males are striking with black mask, white eyebrow, gray crown, white wing patch, and yellow throat and breast with necklace of black streaks. In fall, their color pattern is more diffuse gray and yellow. Always look for tail pattern from below: basal half is white, tip is black. Forages for insects in forested areas. Travels in flocks with other warblers and songbirds in migration and winter. Winters in Central America.