The sharks' name comes from the uniformity of the bite, which looks "like you took a cookie cutter to some dough," Papastamatiou said.

Their bite wounds are generally around 2 inches wide and 2.75 inches long. The cookie-cutter shark is a parasitic shark which attaches itself to larger fish, like the dolphin pictured.

For reasons unknown, cookie-cutter sharks stepped up their attacks on people. “In a historic first, the elusive, foot-long cookie cutter shark was responsible for three of 2019’s attacks ...

For many years, researchers took notice of weirdly shaped bite marks in marine animals like dolphins, whales, sea turtles, white sharks, or people. Even the rubber-coated sensors of some submarines ...

One of the world’s least known shark species, the cookie-cutter, was responsible for a trio of attacks on humans last year, using a method of cutting out a cookie-shaped chunk of flesh ...

One of the world’s least known shark species, the cookie-cutter, was responsible for a trio of attacks on humans last year, using a method of cutting out a cookie-shaped chunk of flesh ...

One of the world’s least known shark species, the cookie-cutter, was responsible for a trio of attacks on humans last year, using a method of cutting out a cookie-shaped chunk of flesh ...