Ключевые слова: animal, background, bird, black, brown, calling, closeup, common, emberiza schoeniclus, europe, feathers, green, habitat, male, mating, nature, netherlands, passerine, perched, perching, plumage, reed, reed bunting, season, sing, singing, song, songbird, springtime, summer, sunlight, sunny, warbler, wetland, wild, wildlife,