L. f. graellsii 4+cy MAPV June 24 2011, Texel - Kelderhuispolder, the Netherlands. Picture Maarten van Kleinwee.
Ringed as breeding adult (male) on May 26 2011, at Kelderhuispolder, Texel, The Netherlands.
Adult Lesser Black-backed Gull in full summer (alternate) plumage. The red on the gonysspot bleeds into the upper mandible.
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