Ключевые слова: animal, avian, aviate, backyard, beak, beautiful, beauty, bird, birds, breasted, bright, bugs, canadensis, claw, climb, cling, colorful, dive, down, drill, egg, fast, feather, feed, flight, float, flutter, fly, forest, fuzz, glide, hop, insect, keen, land, nail, nature, nest, nuthatch, peck, perch, prey, sitta, skim, soar, songbird, swoop, tail, tree, upside,