Ключевые слова: animal, autumn, bird, birding, birdwatching, black, bog, call, crane, drug, ducks, duplication, early, eat, egg, fauna, feather, field, flight, flora, fly, forest, game, geese, grouse, jack, lake, mating, morning, ornithology, playing, portrait, russia, season, small, spring, springtime, standing, summer, sunrise, the nature, water, wild, wilderness, wildlife,