Ключевые слова: anser, anser brachyrhynchus, avian, bird, birds, birdwatching, brachyrhynchus, environment, eurasian, europe, extreme weather, flight, flock, flock of birds, flocking, flying, flying birds, flying geese, formation, geese, geese flight, geese flying, geese in flight, goose, greylag goose, migrate, migrating, migrating birds, migration, migratory, nature, ornithology, outdoor, overhead, pinkfooted goose, scene, scotland, season, skein, sky, snow, snowstorm, snowtorm, storm, uk, united kingdom, wildfowl, wildgoose, wildlife, winter,