Animals | Wild Animals | Sharks

Sharks come in all sizes, from the tiny spined pygmy to the 40-foot whale shark, but the great white is hands-down the most famous, thanks in no small part to a little movie called "Jaws."

Featured
How Great White Sharks Work

People are so fascinated with this fierce, fast ocean predator that they've lowered themselves into steel cages to observe it up close. If you read this article though, you won't have to do that.


What if there were no sharks?

What if there were no sharks?

We may be fascinated by sharks, but they can cause trouble for other species. Learn what Earth would be like if there were no sharks at HowStuffWorks. See more »

The Ultimate Hammerhead Shark Quiz

The Ultimate Hammerhead Shark Quiz

Hammerheads sharks don't usually bother people, but their funny-looking heads set them apart. Learn more about hammerhead sharks at HowStuffWorks. See more »

The Ultimate Aztec Shark Control Quiz

The Ultimate Aztec Shark Control Quiz

The ancient Aztecs may have held the secret to fending off shark attacks. Learn about the ancient secret for warding off shark attack by taking our quiz. See more »

The Ultimate Nurse Shark Quiz

The Ultimate Nurse Shark Quiz

The nurse shark has small, non-serrated teeth but captures its prey by suction. Take this quiz to learn more about the nurse sharks at HowStuffWorks. See more »

The Ultimate Most Dangerous Sharks Quiz

The Ultimate Most Dangerous Sharks Quiz

Get back in the water -- your chances of meeting the most dangerous sharks are small. Take this quiz to learn how to recognize the most dangerous sharks. See more »

The Ultimate Whale Shark Quiz

The Ultimate Whale Shark Quiz

The whale shark holds the distinction of being the largest shark in the world. Learn more about the whale shark at HowStuffWorks. See more »

The Ultimate Why Sharks Keep Moving Quiz

The Ultimate Why Sharks Keep Moving Quiz

Though some sharks will drown if they stop moving, some sharks can breathe at rest. Learn whether a shark will drown if it stops moving by taking our quiz. See more »

The Ultimate Shark Diet Quiz

The Ultimate Shark Diet Quiz

Most sharks eat fish, squid and crustaceans. Learn all about what most sharks eat at HowStuffWorks. See more »

The Ultimate Sharks and Magnets Quiz

The Ultimate Sharks and Magnets Quiz

Can magnets repel shark? Learn whether wearing magnets can really repel sharks at HowStuffWorks. See more »

The Ultimate Shark Teeth Quiz

The Ultimate Shark Teeth Quiz

Shark teeth are interesting fossils that you can have fun collecting. Learn how shark collecting works at HowStuffWorks. See more »