Ключевые слова: aerial, animal, autumn, autumnal, avian, beauty, biology, bird, birding, birdwatching, bory, collection, crane, dawn, day, europe, fall, fauna, fly, fog, gray, grey, group, grus, horizontal, male, many, meetig, migration, national, natural, nature, ornithology, outdoor, park, plumage, poland, roost, season, seasonal, september, species, standing, tucholskie, view, wild, wildlife, wing,