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Keywords from Image Description:
Vrbensk rybnkyrackov. Blackheaded gulls nesting at Vrbenske ponds Czech Republic Vrbenskch rybncch hnzd rackov chechtav Own Cheva Vrbensk rybnky Chroicocephalus ridibundus in flight adult in summer plumage Birds of the Czech Republic Chroicocephalus ridibundus nests Chroicocephalus ridibundus flocks Domin