1. Sharks kill 12 people per year
    while people kill 11,417
    sharks per hour.
  2. Whale Sharks can live up to 100 years.
  3. Sharks have an astounding sense of smell, so powerful that they can detect a single drop of blood in an Olympic-sized pool.
  4. Sharks will sink if they stop swimming.
  5. New Yorkers bite 10 times more
    people than sharks do worldwide.
  6. You are more likely to die from a falling coconut than from a shark attack.
  7. Sharks can be introverts or extroverts.
  8. There's a shark in Greenland that eats polar bears and can live up to 200 years.
  9. As soon as tiger shark embryos develop teeth, they attack and eat each other in the womb.
  10. Female Greenland sharks reach sexual maturity at age 150.
  11. The "Shortfin Mako" Shark can accelerate faster than a Porsche.
  12. It is believed that sharks first appeared
    420 million years ago.
  13. Great white sharks can go for months without eating.
  14. Sharks can grow a new set of teeth in 8 days.
  15. Playing dead will help you survive a shark attack, MythBusters confirmed.
  16. The author of Jaws dedicated the last decade of his life to the preservation of sharks to make up for the mass hysteria he helped create.
  17. Because of female sharks' resistance, fewer than 10% of mating attempts actually succeed.
  18. The outside of shark teeth is made up of fluoride, the active component of most toothpaste, so Sharks never get cavities.
  19. The skin of a female shark is much thicker than that of a male
    because males bite females during mating.
  20. About 50 different shark species glow in the dark. That's about 10% of all known sharks.
  21. Sharks have eyelids, but they do not blink because the surrounding water cleans their eyes.
  22. Sharks have survived 5 mass extinctions.
  23. Female sharks can store sperm for up to a year before using it to fertilise their eggs.
  24. Signs that a circling shark will attack: it will hunch its back, lower its pectoral fins and swim in zigzag motions.
  25. Some Greenland sharks alive today were born before the English Civil War.
  26. Some captive female sharks have been known to reproduce without the aid of a male, essentially cloning themselves.
  27. Sharks have rush hour too: a study found that shark traffic on major routes around Palmyra Atoll peaked between 7 p.m. and 8 p.m.
  28. Sharks are older than trees.
  29. Every winter, great white sharks swim for 40 days to meet up between Mexico and Hawaii, and nobody knows why.
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