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Overview
Black-headed Gull
Black-headed Gull Chroicocephalus ridibundus
Non-breeding plumage
Greifensee (Zurich, Switzerland), December 2012Image ID: chroicocephalus_ridibundus_121202_0596
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Black-headed Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull