Ключевые слова: animal, ardeola ralloides, avian, beak, beautiful, bird, birdwatching, danube delta, danube river, delta, fauna, feather, heron, lake, landscape, natural, nature, ornithology, outdoor, outdoors, plant, predator, ralloides, reed, reservation, river, romania, scenery, spring, squacco, squacco heron, tourism, travel, vegetation, view, water, wild, wilderness, wildlife, wildlife reserve,