Click on the White-Winged Tern to view a larger image. |
DISTINGUISHING MARKS
In breeding plumage it differs from the Black Tern in having a largely white upperwing and black wing linings. In winter, paler than Black Tern, lacking the dark shoulder spot.
DISTRIBUTION
Temperate North America, west Eurasia. Winters mainly in South America, west Africa.
HABITATFresh marshes, lakes, in migration, also coastal waters.
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