Some dolphin species face the threat of extinction, often directly as a result of human behavior. The Yangtze River Dolphin is an example of a dolphin species which may have recently become extinct.

In the year 1900, for a women to be a telephone operator she had to be between the ages of 17 and 26 and not be married.

Britain is still paying off debts that predate the Napoleonic wars because it's cheaper to do so than buy back the bonds on which they are based.

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