Ключевые слова: animal, avian, bark, beak, bill, bird, blue, bole, branch, claws, coat, confiding, feathers, fleas, fly, forest, free, grain, itchy, knob, knot, leaves, limb, log, moss, mossy, nature, one, ornithology, outdoor, parakeets, parrot, pecker, perch, plumage, plumes, scratch, sit, square, stem, timber, tree, tree bark, trunk, trusting, wings, wood, wooden, yellow, zoo,