The lifespan of mammals is about 1 and a half billion heartbeats.
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The oldest recorded elephant lived for 82 years.
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Men who kiss their wives in the morning live five years longer than those who don't.
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A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
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The oldest creature ever found was Ming the clam at an admirable 507 years old.
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