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