Ключевые слова: adult, animal, avian, background, bird, birding, birdwatching, blue, blue sky, clear blue sky, cloud, cloudy, coast, columba palumbus, columbidae, common, common wood pigeon, copyspace, dove, europe, fast flight, fauna, feathered, flight, flying, flying bird, nature, ornithology, pigeon, ring dove, skies, sky, spring, springtime, square, wild, wildlife, wing, wood, wood pigeon, woodpigeon,