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Brief #
Black in breeding plumage, and very pale in winter. It has a red legs and bill,
Description #
It is black in breeding plumage, and very pale in winter. It has a red legs and bill, and shows a white oval on the back in flight. Juveniles are grey-brown finely speckled white above, and have pale, finely barred underparts.
Measurements #
Length: 29 - 31 cm
Wingspan: 61 - 67 cm
Weight: 140 - 200 g
Gallery #
