Ключевые слова: alive, animal, aves, avian, background, beak, bill, biodiversity, biology, bird, birdwatching, blue, branch, climate, cold, conservation, day, eating, ecological, ecology, environment, fauna, feathers, forest, horizontal, jay, life, living, nature, organism, ornithology, outdoors, outside, science, season, seasonal, snow, tree, vegetation, vertebrate, warmblooded, weather, wild, wilderness, wildlife, wing, winter, woodland, woods, zoology,