Amazing Facts About Sharks

1- Sharks have been living in Earth's oceans for about 450 million years, before dinosaurs.

2- The whale shark, which is the largest species of shark, can live for 100 to 150 years.

3- Whale sharks weigh about 4 elephants and can be up to 46 feet in size.

4- Sharks are also called silent killers because sharks do not have a vocal cord, they cannot make a sound

5- Sharks can see 10 times better than humans in clear water.

6- Scientists believe that sharks are colour blind.

7- Blue sharks give birth to 135 babies at a time.