Tortoises in the Mojave Desert store up to 1/3 of their body weight in urine. When they need water, the water in their urine flows back into their bodies while the waste remains and expels.

The banana was officially introduced in 1876 in the U.S. at the Philadelphia Centennial Exhibition. The bananas were wrapped in tinfoil and were sold for 10 cents each.

Babies are born with about 300 separate bones, but adults have 206.

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