Keywords: North America, USA, United States, New England, northeast, Maine, Ogunquit, Ogunquit Beach, bird, Piping Plover, Charadrius melodus, endangered specie, birding, nature, wildlife, outdoors, photography, Maine coast, coast, beach, shore bird, plover, York County, orange legs, black neck band, stout bill, two piping plovers, border war, territorial, dispute, nesting territory, chase, agression, fight off, repulse