This animal, which is not flat like the rest of its class, has a coiled ileum in its small intestine to provide a greater surface area for increased absorption of food called the spiral valve. This animal also has a series of jelly-filled canals that function as electroreceptors in water called the Ampullae of Lorenzini. Lacking a swim bladder and noted for regenerating their teeth, they must always swim to keep afloat. Related to skates and rays, for 10 points, name this animal typified by the species cookiecutter, tiger, and great white, a ca
This animal, which is not flat like the rest of its class, has a coiled ileum in its small intestine to provide a greater surface area for increased absorption of food called the spiral valve. This animal also has a series of jelly-filled canals that function as electroreceptors in water called the Ampullae of Lorenzini. Lacking a swim bladder and noted for regenerating their teeth, they must always swim to keep afloat. Related to skates and rays, for 10 points, name this animal typified by the species cookiecutter, tiger, and great white, a cartilaginous fish.
This animal, which is not flat like the rest of its class, has a coiled ileum in its small intestine to provide a greater surface area for increased absorption of food called the spiral valve.
sharks