Sharks - National Geographic

Make a Splash! Get Smart About Sharks!

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  1. About how many known shark species are there?
  2. How many teeth can a shark have?
  3. Which is the largest of all sharks?
  4. What are baby sharks called?
  5. What does a hammerhead shark use its unusually shaped head for?
  6. The odds of being attacked by a great white shark are: