1. The existence of Sharks are 100–50 million years older than the first trees
2. Sharks do not have bones, instead they are born with cartilage for bones because it is lighter.
This is also why so many shark fossils are just teeth.
3. Greenland sharks can live for 250 or even 500 years
4. The Whale shark is the biggest fish in the world
5. Hammerhead sharks mostly swim sideways
6. Cookie Cutter sharks latch onto prey and cut off flesh in a circle
7. Bull sharks can live in salt and fresh water
8. The Megalodon's jaws could grow this big
9. Lemon sarks wouldn’t actually eat lemons🍋
10. The Great White shark loses anywhere from 20,000 to 30,000 teeth in their life time