Ключевые слова: alive, animal, beak, bill, biodiversity, biology, bird, black, blue, bowl, bunch, carrier, day, eating, ecology, environment, eye, fauna, feather, food, gray, grey, ground, head, life, living, manmade, many, messenger, natural, nature, organism, ornithology, outdoors, outside, park, pavement, pigeon, rest, sorrow, speckled, stealing, summer, tail, tree, urban, white, wild, wildlife, wings, zoology,