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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The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
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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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The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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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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According to official documents, Luo Meizhen was born in 1885, which would make her 127 years old when she died in 2013 and the oldest person ever to have lived.
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