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, contemplation, delawarensis, detail, ecology, ecosystem, environment, environmental, face, fauna, feathers, fresh, gull, lake, laridea, larus, larus delawarensis, marina, marsh, maryland, migrant, migration, natural, nature, north, north america, ocean, ornithology, outdoors, ozone, plumage, portrait, profile, ring, ringbilled, ringbilled gull, river, scavenger, sea, serene, stand, standing, sunny, urban, urban wildlife, wetlands, white, wild, wild animal, wild bird, wildlife, wildlife refuge, winter, winter light, zoology,