Herring Gull adult F.AJJ (argenteus) June 24 2011, Texel, Kelderhuispolder, Gull colony, the Netherlands. Pictures: Maarten van Kleinwee.
Ringed as breeding adult female (4+cy) on the nest, on May 13 2010, Kelderhuispolder, Texel, The Netherlands.
Primary moult just started: P1-P2 missing?