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SHARKS

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Sharks are different from all other animals in that their skeletons contain no bone. ... but when it does attack, it probably mistakes them for a sea lion or seal. ... – PowerPoint PPT presentation

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Title: SHARKS


1
SHARKS
  • By
  • Heather Clinkenbeard

2
TRUE or FALSE???
  • Sharks are always on the lookout to attack
    people.

FALSE
You have a better chance of being struck by
lightening than of being attacked by a shark.
3
Shark Facts
  • The largest fish in the world is the whale shark
    which can reach up to 43 ft. long.
  • Sharks are different from all other animals in
    that their skeletons contain no bone.
  • Sharks are very shy creatures.
  • The first sharks lived about 380 million years
    ago.
  • Sharks and sting rays are close relatives.

4
Teeth
  • Sharks have 6 or more rows of replacement teeth
  • Pointed teeth are great for grabbing and holding
    their prey
  • Sharks may eat up to 99 lbs. of food in a single
    meal

SHARKS
  • The Tiger Sharks teeth are capable of crunching
    through a turtles bones and shell

5
Did You Know...
  • There are about 350 kinds of Sharks.
  • If a shark stops swimming, its weight pulls it
    down to the bottom.
  • Sharks are like swimming noses and can detect
    the tiniest amount of blood in the water.
  • All sharks are cold-blooded.
  • Sharks can bite 300x harder than humans.

6
Now Featuring
JAWS
  • The best known of all sharks is the Great White
    Shark.
  • It is the 3rd largest shark, but the most
    dangerous.
  • The jaws of a GWS are filled with 52 and ½ inch
    pointed teeth the longest teeth of any shark.
  • The GWS rarely eats humans, but when it does
    attack, it probably mistakes them for a sea lion
    or seal.

7
5 RULES to Avoid a Shark Attack
  • Dont swim in water where sharks have been seen.
  • Always swim with another person or in a group.
  • If you have a cut, stay out of the water until
    it stops bleeding.
  • Remove jewelry because sharks are attracted to
    shiny objects.
  • If you see a shark, dont panic.
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