Peter Adriaens (Belgium)
Ies Meulmeester (Netherlands)
Larus cachinnans 2CY PDHZ December 10 2011, Hely Naszály Ferencmajor Komárom-Esztergom, Hungary. Picture Gabor Papp.
Yellow PDHZ and metal PLG DN-18613, ringed as pullus on May 27 2010, at Kozielno Paczkow Opolskie Poland (50,48333 16,96667).
Not all coverts visible from this angle, but already clear many MC and LLC and several LC have been replaced.