Ключевые слова: animal, avian, backyard, beak, bird, birder, birding, birdwatching, black, branch, cardinal, cold, fauna, feathers, feeder, female, fledgling, male, nature, needles, northern, one, ornithology, outdoors, perch, perched, plumage, red, redbird, seeds, selective, sky, snow, song, songbird, spring, spruce, tree, wild, wildlife, wing, winter, young,