Ключевые слова: birds, branch, earth, environment, environmental, eurasian, fast, gray, grey, hide, hiding, lichen, liitle, lurk, lurking, made, moss, mossy, prepared, prompt, quick, rapid, ready, small, smolder, smoldering, smoulder, soil, speedy, spring, troglodytes, troglodytes troglodytes, willing, wren, wrens,