Ключевые слова: animals, assateague, atlantic coast, atlantic ocean, barrier island, beach grass, berlin, eastern shore, environment, habitat, herbivores, horse, horses, island, late winter, mammals, march, marsh, maryland, midatlantic states, national seashore, no people, nobody, outdoors, park, ponies, pony, primary consumers, saltwater, spartina, trophic pyramid, usa, vegetation, vertebrates, water, wild horses, wildlife,