Flying fish leap out of the water at 20 mph or more, and can glide for over 500 feet.

Ironically, when doctors in Los Angeles, California went on strike in 1976, the daily number of deaths in the city dropped 18%.

The word vaccine comes from the Latin word "vacca," which means cow. This name was chosen beacause the first vaccination was derived from cowpox which was given to a boy.

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