Ключевые слова: animal, ardea, ardea cinerea, background, beak, beautiful, big, bill, bird, bird watching, birds, blue, brown, europe, feather, feathers, flight, fly, great, grey, heron, heron flying, herons, large, long, natural, nature, ornithology, outdoors, over, plumage, purple, purple heron, purple heron flight, purple heron flying, purple heron sky, purpurea, sky, species, summer, water, wetland, white, wild, wildlife, wing, wings,