Nothing.
Yes, there are sharks that survive in the North and South poles. A few examples are the Greenland Sleeper Shark, the Pacific Sleeper Shark and the Black Dogfish Shark.
Pacific sleeper shark
Not Many Sharks Are Seen Eating Octopuses. But Probably The Main Shark That Would Eat An Octo Are Sleeper Sharks. Dogfish Sharks Might Prey On Them. But Themselves Need To Be Careful Of The Octo. Great Whites Are Not A Good Predator Of Octos. Tiger Sharks Often Eat Octopuses. Sharks Are More Intrested In Squid. But Kitefins Often Eat Octopuses. Hammerheads Will Very Occassinly Eat Octopuses. Bull Sharks Eat Them Quite Often. The More Dumber The Shark. The More Likley It Will Prey On Octos. Ground Sharks Most Likley Eat Them. Dogfish Eat Them Alot. Cowsharks Will Also Prey On Cepholopods.
sharks do not eat eggs. they will eat other sharks' eggs though
no people eat sharks
Great White Sharks eat smaller sharks
sharks will eat anything!
sharks will eat anything
Sharks will eat anything!
There are three species of sharks known to eat starfish. These sharks are the Nurse sharks, Horn sharks and Port Jackson sharks.
There is no species of shark that do not eat living organisms.