Ключевые слова: abstract, animal, autumn, avian, background, beak, biology, bird, birding, birds, carrier, city birds, common pigeons, dove, environment, fauna, feather, feathers, fly, freedom, get cold, gray, grey, head, heating, homeless, homing, homing pigeons, loneliness, lost bird, messenger, nature, ornithology, outdoor, peace, pigeon, pigeons, post, rain, rainy weather, sitting, species, street, urban, warming, wild, wildlife, wing, wings, zoology,