Black-headed Gull Chroicocephalus ridibundus(last update: |
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Moderators: BHG 1cy May BHG 2cy January BHG adult January
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Below: Adult Black-headed Gull E9MM, May 14, 2010, Benthuizerplas, The Netherlands (52.076N, 4.532E). Photo: Maarten van Kleinwee.
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