Laughing Gulls, Larus atricilla, and Horseshoe Crabs, Limulus polyphemus

Port Mahon, DE
Many shorebirds and gulls, such as these laughing gulls, eagerly await the arival of the horseshoe crabs each May. The abundant eggs layed by the crabs are a highly desirable food source, and vital to fueling the migrations of some species.