 Tretåig mås Black legged Kittiwake (Rissa tridactyla)
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 Black legged Kittiwake (Rissa tridactyla) tretåig mås
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 Black legged kittiwake (rissa tridactyla), Sørvågen, Norway, July 2014
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 Kittiwake juv Ride Rissa tridactyla
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 Black legged Kittiwake Rissa tridactyla, Tretåig mås
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