A comprehensive field guide, fully illustrated with color photographs, to the birds, plants, fishes, insects, seashore creatures, and other natural wonders of North America's eastern shores, from the St. Lawrence to the Gulf of Mexico. ive field guide, fully illustrated with color photographs, to the birds, plants, fishes, insects, seashore creatures, and other natural wonders of North America's eastern shores, from the St. Lawrence to the Gulf of Mexico.