Ключевые слова: already, animal, bird, black, brown, close up, common, drove, drove bed, emberiza schoeniclus, europe, feathers, habitat, head, holland, jump, law, male, movement, naturally, netherlands, passerine, perched, perching, perennial grass, phragmites australis, plumage, plume, reed beds, reed plume, rode bunting, season, seed, seeds, songbird, top, voice, warbler, water, wetland, wild, wildlife, wind, winds, windy,