Shirley Henderson, the girl who played Moaning Myrtle (the ghost in the bathroom) was actually 37 years old when she played the character in the Harry Potter series.
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The youngest Pope was 11 years old.
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After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
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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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After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
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The oldest creature ever found was Ming the clam at an admirable 507 years old.
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