Ключевые слова: america, animal, avian, background, backyard, beak, beautiful, bird, birding, blue, branch, brown, dove, fauna, feather, female, gray, hunting, love, macroura, monogamy, monogyny, morning, mourning, natural, nature, nest, ornithology, outdoors, park, peace, perched, pigeon, piles, red, roof, sky, white, wild, wildlife, wing,