Ключевые слова: aves, avian, beak, beautiful, bird, birding, black, blue rock pigeon, close up, closeup, columba, columba livia, columbidae, columbiformes, dove, eye, fauna, feather, gray, green, head, iridescent, nature, ornithological, ornithology, pigeon, pink, portrait, rock dove, rock pigeon, rockpigeon, urban, violet, wild, wildlife,