Ключевые слова: animal, animal behavior, autumn, behavior, bird, bird migration, bird species, bird watching, birds expansion, birds flew, birds lit, birdwatcher, birdy spot, black sea, cormorant, corvus marinus, ecology, feeding birds, fish, great cormorant, ichthyophagi, inhabitants sea, lighter air, lightweight, maneuvering, missile, ocean, ornithology, pens, phalacrocorax, piscivorous, rookery, rulers, sea, shag, shallow water, sky birds, zoology,