Other Names: none
Distribution: temperate North America in summer; Central and South America in winter.
Size: 18-20 cm in length with a 37-40 cm wingspan.
Plumage: Breeding adults are brown above with a bold white wing stripe and white below with bold black spots on the breast and underside. Non-breeding adults lack the black spots below, and have a brownish smudge at the sides of the breast. The legs are pale, the beak is yellow with a black tip, and the eyes are black.