Albert de Jong
Larus cachinnans 2CY PKLC January 06 2013, Valvodino A Coruna, Spain. Picture: Antonio Gutierrez.
Yellow PKLC and metal PLG DN-28646; ringed as pullus on May 25 2012 at Kozielno, Paczkow, S-SW Poland, (50°28' N, 16°58' E).
Scapulars, some MC and some LLC replaced, but most wing-coverts and tertials still juvenile.