16 Facts That Prove You Don’t Know Jack About Sharks

Did you think you were a shark expert because you watched every Sharknado movie? Did you know they are currently making a fourth Sharknado? That’s not one of the facts but it’s pretty crazy nonetheless right? Here are 16 facts that prove your knowledge of sharks is laughable at best.

 

1. Sharks don’t kill as many humans as you think.

Only ten people are killed on average by sharks per year.

 

2. Sharks don’t know when enough is enough.

Sharks are binge eaters and will continue to eat until they throw up and even then, they’ll just keep on eating.

 

3. The fastest shark on Earth.

The shortfin mako is the fastest shark in the world reaching speeds of up to 20 miles an hour, which is actually slower than Usain Bolt’s average 100 meter speed.

4. The whale shark is a gentle giant.

Whale sharks generally mind their own business which makes them the nice guys of the shark world. They feed on tiny plankton and can grow up to 60 feet long.

 

5. This is a real living shark.

The frilled shark is alive today swimming around our seas and gives us an insight into the earliest development of sharks.

 

6. The size of the biggest great white shark.

There is some debate but it’s thought that the biggest great white shark ever caught was off the coast of Prince Edward Island, Canada. The shark weighed an incredible 4,200 pounds and measured in at 20 feet long.

7. Sharks are being killed in record numbers.

Overfishing sees 100 million sharks killed every year and some shark species are being hunted to the brink of extinction.

 

8. Tiger sharks migrate long distances.

Tiger sharks are known to travel 4,660 miles in a round-trip migration from the Caribbean to the North Atlantic.

 

9. This is what a Wobbegong shark looks like.

The wobbegong shark is found predominantly in Australia and when it catches its prey it doesn’t let go.

 

10. There’s more than one reason to worry about the Greenland shark.

Not only does the Greenland shark have sharp teeth, it’s also poisonous.

 

11. The great white shark is small compared to some of its ancestors.

Two million years ago the world’s biggest shark was the Megalodon, which could eat wales.

 

12.  Many shark species need to keep moving in order to breathe.

This is not true for all sharks but this is a reality for many, including the Salmon shark pictured above.

13. Sharks have been around for a long time.

The first species of shark was alive 488 million years ago.

 

14. The basking shark has a huge liver.

Its liver weighs approximately one quarter of its total body weight.

 

15. The most generic shark in the world.

There are more dogfish sharks than any other type of shark.