Ключевые слова: animal, avian, backyard, beak, beautiful, bird, bird hungry, birdfeeder, birding, birds, birdwatching, blackbird, bottle, cold, colorful, eater, eating, environment, feather, feathers, feeder, feeding, food, form, garden, list, nature, ornithology, outdoor, perched, perching, presented, seed, sitting, small, tree, tree branch, visiting, visits, wild, wildlife, wing, winter, yellow,