L. f. graellsii 4+cy MAPJ June 24 2011, Texel - Kelderhuispolder, the Netherlands. Picture Maarten van Kleinwee.
Ringed as breeding adult (male) on May 21 2011, at Kelderhuispolder, Texel, The Netherlands.
Adult Lesser Black-backed Gull in full summer (alternate) plumage, carrying a GPS logger on its back.
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