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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Men who kiss their wives in the morning live five years longer than those who don't.
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Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
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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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The lifespan of mammals is about 1 and a half billion heartbeats.
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