Ключевые слова: animal, avian, background, beak, beautiful, beauty, bill, bird, brown, close, common, common reed warbler, cuckoo, early, emerald, fauna, game, grasshopper, gray, green, holland, insect, left, macro, morning, natural, nature, nest, nestling, ornithology, parasite, reed, reed warbler, resting, river bank, robin, season, sing, singing, small, songbird, spring, tree branch, vogel, warbler, water, wild, wildlife, yellow,