Ключевые слова: america, animals, avifauna, beak, bird, birding, birdwatching, black, canada, common tern, cute, czech republic, europe, european bird, fauna, feather, france, fresh water, gray, grey, gulls, hungary, italy, lake, nature, nice, norway, ornithology, outdoor, red, red beak, russia, seabird, sterna hirundo, swamp, sweden, switzerland, tern, ukraine, united kingdome, usa, water, water bird, white, wild, wildlife,