Ключевые слова: america, animal, aves, avian, background, bay, beach, beautiful, behavior, billed, biodiversity, biology, bird, birding, blue sky, calm, charadriiformes, choptank, choptank river, closeup, colorful, conservation, delawarensis, detail, ecology, ecosystem, environment, environmental, fauna, feathers, fresh, gull, immature, lake, laridea, larus, marina, marsh, maryland, migrant, migration, natural, nature, nautical, north, north america, ocean, oceanwide, ornithology, outdoors, ozone, plumage, portrait, profile, ring, ring billed gull, ringbilled, river, scavenger, sea, seagull, serene, stand, standing, sunny, teal, urban, urban wildlife, vintage, wetlands, white, wild, wild animal, wild bird, wildlife, wildlife refuge, winter, winter light, young, zoology,