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Overview
Black-headed Gull
Black-headed Gull Chroicocephalus ridibundus
Non-breeding plumage
Rorschach (St. Gallen, Switzerland), December 2020Image ID: chroicocephalus_ridibundus_201226_2433
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Black-headed Gull
Black-headed Gull
Common Gull
Common Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull
Black-headed Gull