an informal birding record | tarsiger.co.uk |
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Herring Gull |
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Larus argentatus argentatus? Above: Adult (Dix Pit, Oxon, 11 December 2009) Superficially looking perhaps like a Caspian Gull, but probably a dark-eyed Herring - and most likely a 'Scandinavian' Herring (L. a. argentatus) with that wing pattern.
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