SHARKSSS <33

(i think) Everything i know about sharks 

• Bonnethead sharks are omnivorous
• A Whale shark's backprint is as important as fingerprints are to us
• Scientists can identify different Whale sharks from their backprints
• Nurse sharks cuddle when they go to sleep
• The mouths of cookie-cutter sharks' are shaped in such a way that their bites are circles, hence their name.
• Greenland sharks can live up to (estimated) 500 years 
• 12 of the 500+ shark species have been reported to have bitten humans
• Baby sharks are called pups
• Sharks have three ways of reproduction
• Sharks can lay eggs called 'mermaid purses.'
• Sharks have electro-receptors
• Some shark species have to move in order to breathe
• Sharks eat their own teeth
• Sharks have symbiotic relationship (a relationship where two organisms work together and benefit from eachother) with remoras and pilot fish