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Herring Gull 4CY DX8T February 09 2014, Katwijk, the Netherlands. Picture: Mars Muusse.Bird ringed as 1st winter (2CY) on March 10 2012 at Pitsea Landfill Site, Essex, UK. Combination of adult-like inner and central primaries with brown markings in wing-coverts and secondary centres. |