Arctic tern

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Arctic tern Sea bird whose migrations are the longest of any bird – from summer breeding areas in the far n to wintering areas in Antarctica, a round trip of c.35,500km (22,000mi). It has grey, black, and white feathers and a reddish bill and feet. It nests in colonies and lays one to four eggs in a sandy scrape nest. Length: 38cm (15in). Species Sterna paradisaea.

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