Ключевые слова: alertness, animal, avian, background, beak, beautiful, beauty, beauty in nature, bird, bird watching, birds, birdwatching, branch, brown, canada, cattail, cattails, cistothorus palustris, close up, closeup, conservation, cute, details, environment, fauna, feathers, green, isolated, marsh, marsh wren, natural, nature, no people, north america, one, ornithology, perching, plant, reed, small, songbird, springtime, stem, swamp, wetland, wetlands, wild, wild bird, wildlife,