Ключевые слова: adult, animal, avian, background, beautiful, biodiversity, biology, bird, black, brown, charadriidae, charadriiformes, charadrius, closeup, coastal bird, colorful, conservation, countryside, detail, ecology, ecosystem, environment, environmental, eyering, face closeup, fauna, feathers, female, gravel, killdeer, lake, maryland, migrant, migration, migratory, natural, nature, north america, ornithology, outdoors, plover, plumage, profile, ringed, savannah, spring, stand, standing, summer, united states, urban, urban wildlife, vociferus, wader, wetlands, white, wild, wild animal, wildlife, zoology,