Flora & Fauna (media)

Black-headed Gull Id: 9189
Black-headed Gull (Chroicocephalus ridibundus) [Christianshavns vold og voldgrav, Denmark]
9189    (1 Photos)    Same individual 108
Black-headed Gull (Chroicocephalus ridibundus) Same individual: 108
Hættemåge (dk)  Gaviota Encapuchada (es)  Skrattmås (se)
Adult Ravelinen.

Banded with black text on white on right leg: 8UK. Metal band on left leg.

Still with a poorly maintained plumage, or a genetic defect?