The cookie-cutter shark ii small,but deceptively vicious

it's called the "cookie-cutter shark,"but don't let it's cute name fool you.

it lives  by deceit and preys on creatures many times its size.though it is among the smallest of sharks,nothing is safe from its razor jaws-not even dolphins and whales.you'll find its tell-tale         

signature scar, a nasty elliptical wound as precisely cot as though by a scalpel, on would-be predators ranging from mahimahi and tuna to marlin and great white sharks.the cookie-cutter shark has perfected the art of the ambush and counter attack.its body emits a luminescent glow everywhere except for a dark ring around its collar.