Black Turnstone
Arenaria melanocephala
It is 22–25 centimeters (8.7–9.8 in) long and weighs 100–170 grams (3.5–6.0 oz). The black bill is 20–27 millimeters (0.8–1.1 in) long and slightly upturned. The legs and feet are blackish-brown with a reddish tinge. The bird is largely black and white in appearance. Breeding-plumaged adults have a black head and breast apart from a white spot between the eye and bill, a white stripe over the eye and white flecks on the sides of the breast. The upper parts are blackish-brown with pale fringes to the wing-coverts and scapular feathers. The belly and vent are white.
ID text from Wikipedia, CC BY-SA 4.0
Ruddy Turnstone
Arenaria interpres
It is a fairly small and stocky bird, 22–24 cm (8.7–9.4 in) long with a wingspan of 50–57 cm (20–22 in) and a weight of 85–150 g (3.0–5.3 oz). The dark, wedge-shaped bill is 2–2.5 cm (0.79–0.98 in) long and slightly upturned. The legs are fairly short at 3.5 cm (1.4 in) and are bright orange. In all seasons, the plumage is dominated by a harlequin-like pattern of brown, 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.
ID text from Wikipedia, CC BY-SA 4.0
Where you might meet both
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