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Like other fish, sharks have scales, although
theirs are smaller and coarser (so a shark's skin feels like sandpaper). Although
often portrayed as vicious killers, sharks will normally leave humans
alone, and very few shark attacks actually occur each year.
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Shark-eye corneas have been used for human transplants,
and shark tissue to make artificial skin for burn victims. |
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Click on the individual sharks on the left hand columjn to get more cool facts.
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