Common Tern
by Greg Gillson
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Sterna bergii - Great Crested Tern
by Jonathan Cheah Weng Kwong
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SANDWICH-TERN - STERNA SANDVICENSIS - STERNE CAUGEK
by nicolebouglouan
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Least Tern
by Glen Tepke
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COMMON TERNS (Sterna hirundo)
by Mary Kay Rubey
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Caspian Tern
by Martin Trachsel
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Common Tern / Fisktärna
by Carl-Johan Svensson
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MAP: Common Tern - Sterna hirundo (Visdief)
by Albert Noorlander
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visdief - , Common Tern - Sterna hirundo
by Jos Zonneveld
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Sandwich Tern
by Greg Lavaty
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