It has been estimated that a bite from a grizzly bear can crush a bowling ball.
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It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
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Parrot parents "name" their children with a signature call.
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A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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