The slender snipe eel has more vertebrae in its backbone than any other animal. How much?
The slender snipe eel (Nemichthys scolopaceus) is a fish that can weigh only a few ounces, yet reach 5 feet or 1.5 m in length. Features include a bird-like beak with curving tips, covered with tiny hooked teeth, which they use to sweep through the water to catch shrimp and other crustaceans. It has more vertebrae in its backbone than any other animal, around 750.