Ключевые слова: animal, anser caerulescens, avian, bird, birding, birds, caerulescens, canada, chen, chen caerulescens, climate, conservation, duck, early, fauna, feather, feathers, flight, flock, fly, geese, goose, greater, habitat, hundreds, many, migrant, migrate, migrating, migration, migratory, morning, nature, refuge, snow, snow goose, sunrise, thousands, transit, waterfowl, white, wild, wilderness, wildlife, wing, winter,