Other Names: none
Distribution: eastern United States in summer; upland regions of northwestern South America in winter.
Size: 11-12 cm in length with a 18-22 cm wingspan.
Plumage: Males have a sky-blue head and back with a black band across the white breast. Females and juveniles are dull blue-gray above and whitish below, and lack the breast band. The legs, beak, and eyes are black.