Horseshoe crab, Delaware BayGulls feasting on horseshoe crab eggs, Delaware BayRuddy turnstones in flight, Delaware BaySeagull, Assateague Island, MarylandSnow geese, Middle Creek Wildlife Management Area, Lancaster Co. PennsylvaniaBeached horseshoe crab, Cape May, New JerseyBeached horseshoe crab, Cape May, New JerseyHorseshoe crab, Cape May, New JerseyTundra swans, Middle Creek Wildlife Management Area, PennsylvaniaFeral horses, Assateague Island, MarylandFeral horse, Assateague Island, MarylandLancaster County, PennsylvaniaCovered bridge, Lancaster County, PennsylvaniaMaple leaf, Rock Creek Park, Washington, D.C.Fall foliage, U.S. National Arboretum, Washington, D.C.Moon over the National Zoo, Washington, D.C.Potbellied pigs, PIGS Animal Sanctuary, Shepherdstown, West VirginiaHarpers Ferry, West VirginiaOak leaf, Rock Creek Park, Washington, D.C.Bat boy in Cal Ripken's shadow, Baltimore, Maryland