Sharks have upper and lower eyelids but they do not blink.
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Some sharks swim in a figure eight when frightened.
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Sharks have survived on earth for about 400 million years.
A shark bites with its lower jaw first and then its upper.
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The hides of mature female blue sharks are more than twice
as thick as those of males.
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A shark may grow and use over 20,000 teeth in its lifetime.
MMMMMMM..... my dad would love to read it
Thanks B!