Ever wondered about the cookie cutter shark and some other unique species? The great white shark is not the only large or frightening shark species. There exist three types of unusual, little, secretive, abnormal sharks, including the cookie cutter shark. The deep-sea predator utilises its restricted body dimensions to develop an unusual feeding technique, resulting in circular wounds on whales, fish, and even submarines. Let’s examine the cookie cutter shark and its unusual behaviours to explain its status as an enigmatic oceanic creature.

What makes this shark species earn its “cookie cutter” moniker?

The scientific community named this species the “cookie cutter shark” because it produces wounds that resemble cookie cutter shapes. This shark grasps its prey through special lips, while its teeth enable it to remove circular pieces of flesh. The shark avoids killing its prey because it seeks to consume only a portion of its catch.

How does a cookie cutter shark bite?

This shark’s bite is all about suction and spin:

• Its fleshy lips allow it to hold onto larger creatures.
• The shark makes cuts on its prey using its small upper teeth and its long, serrated lower teeth.
• It follows by rotating its body to extract meat from the victim.

The hunting technique of this shark, known as “scoop-and-spin”, stands as one of the most distinctive hunting methods among all sharks.

Can a cookie cutter shark bite a human?

Yes, but it’s scarce. The cookie cutter shark attacks human long-distance swimmers and divers only during deep water encounters, especially when the sharks venture near the ocean surface at night. The painful bites from cookie cutter sharks remain non-fatal and often catch humans off guard.

Can this shark kill you?

No, it isn’t very likely. The cookie cutter sharks are not aggressive predators. The shark bites only result in minor injuries because it does not perform actual assaults. The shark’s limited size prevents it from causing human fatalities, as it primarily targets whales, dolphins, and large fish.

Cookie cutter Shark size

The actual measurements of cookie cutter sharks remain smaller than the frightening wounds they leave behind.

The actual length of this shark does not match the size of their frightening bite marks.

• Adults usually reach, the total length of 40–56 cm, which translates to 16–22 inches.
• Weight: Around 4.5kg

These sharks might be tiny, but they are extremely weird in comparison to their size.

Where do cookie-cutter sharks live?

These sharks inhabit the deep tropical and subtropical ocean waters, including:

• Around the equator
• Off the coasts of Hawaii, the Philippines, and northern Australia
• Deep parts of the Atlantic, Pacific, and Indian Oceans

During the day, they reach depths of 1,000 meters but migrate vertically to 100 meters when night falls, through a behaviour called vertical migration.

How do these sharks glow?

The body of this species of shark produces its light through a process called bioluminescence.

Special light-producing organs named photophores line the belly of this shark to generate light. Their upper body lights allow them to hide from predators and prey because they become nearly invisible. But here’s the twist:

• The fish create a dark band near their neck to duplicate the appearance of smaller fish.
• The larger animals approach the “fake fish” only to experience a bite from the predator.

Shark uses the artificial light to protect itself while searching for food in the black deep ocean.

Shark diet

The prey capture method used by these sharks deviates from typical predator-prey pursuit. Instead, they:

• Bite chunks from larger animals like:
• Tuna
• Swordfish
• Dolphins
• Whales
• The sharks feed on squid and fish, as well as on the aforementioned large animals.
• Submarine cables alongside underwater equipment experience threats from the underwater environment.

These creatures survive by using surprise attacks instead of physical power because they exist as parasites.

Are cookie cutter sharks aggressive?

Not in the traditional sense. The creatures do not pursue or pursue their prey. The sharks stealthily attack their prey by cutting into their flesh, then make a quick escape. The ambush technique of these predators works well without showing aggressive traits that great whites and tiger sharks display.

Shark adaptations

The following remarkable features enable them to survive:

• Bioluminescence for camouflage and deception
• Suction-cup lips to cling to prey
• Rotating the body bite to carve circular flesh
• Small size and deep-sea lifestyle to avoid detection
• Vertical migration for nighttime hunting

The survival of these deep-ocean predators becomes possible through their unique behavioral patterns and physical body structure.

Cookie cutter shark reproduction

The ovoviviparity method allows this species of sharks to reproduce.

• The eggs contain embryos that stay inside the mother’s body.
• The mother gives birth to living young after she carries her pups until they hatch.
• The reproductive litter size reaches up to 15 pups.

These deep-sea fish reproduce at a slow rate, which matches the general reproduction pattern of most sharks, but scientists still need to study their mating behaviour.

Does anything eat cookie-cutter sharks?

Yes, they’re not invincible! Natural predators may include:

• Larger sharks
• Tuna
• Other deep-sea predators

Their clever glowing ability, together with their stealthy behaviour, does not make them invulnerable to the ocean’s food web.

Cookie cutter sharks may appear like creatures from science fiction but they exist as one among many bizarre ocean predators. The guided great white shark cage diving experiences in Mossel Bay enable people to observe sharks in their natural habitat while staying safe from attacks. Your real-life marine experience begins at this moment. Visit our homepage to discover the top shark diving destinations in South Africa.