Bats sleep 18-20 hours per day.
5
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
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Alligators can live up to 100 years.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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