sea otter, sea otters, otters, otter, Enhydra lutris, horizontal, mammal, mammals, animals, wildlife, animal, clam, food, eating, eat, feeding, rock, tool, using tool, predator, fauna, predation, work, working, open, break, rock, marine, ocean, coastal, saltwater, California, horizontal, inspiration, simplicity, action, motion, North America, leesonphoto, photo, photos, picture, pictures, image, images, agency, stock, southern sea otter, southern sea otters, California sea otter, California sea otters