Ключевые слова: acrocephalus, adult, animal, animals, arundinaceus, background, beak, bird, birds, birdwatching, brood, brown, decoration, environment, great, habitat, nature, ornithology, outdoors, park, passeriformes, reed, reedwarbler, reedy, reproduction, singing, songbird, springtime, trees, warbler, wild, wildlife, wings, wood,