10 things we didn't know last week

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1. Gladiators were mostly vegetarian.

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2. The bass line of Lou Reed's Walk on the Wild Side cost £17.

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3. Human sexual intercourse evolved from the activities of a bony fish - Microbrachius dicki - in Scottish lakes 385 million years ago.

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4. In 1964, the most common age of death in England and Wales was zero.

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5. The Swiss Guard's Vatican cookbook called "Buon Appetito" is available in German but not Italian.

Find out more (Religion News Service)

6. Overfed mice that are exposed to UV light stop putting on weight.

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7. Quality champagne tastes better out of a wine glass than a flute.

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8. Posties feel they are not allowed to use the term "junk mail".

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9. Bread with white and blue mould on it is fine to cut around and eat but black mould is dangerous.

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10. Only 5% of adults had gum disease in Roman Briton, compared to nearly one in three adults today.

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