Other Names: none
Distribution: northern North America in summer; northern South America in winter.
Size: 12-15 cm in length.
Plumage: Breeding males are streaked gray above, with a black cap, white cheeks and undersides, and blackish streaks on the sides. Females and nonbreeding males are greenish above with light streaking, and yellowish green below. The legs are pink to orange, the beak is black with a yellow base, and the eyes are black.