1.
Shark can detect a single drop of blood in an Olympic sized pool.
2.
Great white shark can live for months without eating anything.
3.
There is a shark in Greenland that eats polar bears and can live up to 200 year
4.
On average sharks kill 10 people per year while human kill more than 100 million sharks per year.
5.
Acting dead will help you survive a shark attack.