Red-necked PhalaropePhalaropus lobatus
7" (18 cm). A sparrow-sized swimming shorebird with a conspicuous wing stripe. Breeding adults have dark head and back, white chin and belly separated by chestnut upper breast and sides of neck. Females more boldly patterned than males. In winter, darker above, with dark line through eye and usually with dark crown, and entirely white below. Bill thin.