Ruddy Turnstone
Arenaria interpres

f10 @ 1/1000s, ISO:800, Nikon D300 w 500mm and 1.4X tele-extender

"Ruddy Turnstone," Wikipedia, the free encyclopedia.At all seasons, the plumage is dominated by a harlequin-like pattern of black and white. Breeding birds have reddish-brown upper parts with black markings. The head is mainly white with black streaks on the crown and a black pattern on the face. The breast is mainly black apart from a white patch on the sides. The rest of the underparts are white.
Canbridge Bay, Nunavut, Canada