Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
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The first semi-permanent settlements appeared in Florida around 5000 B.C.
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Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
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The United States does not have an official language.
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Ice cream cones were popularized in America during the 1904 World’s Fair in Saint Louis when an ice cream vendor ran out of cups and asked a nearby waffle vendor to roll up his waffles to hold the ice cream.
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Forty percent of American adults cannot fill out a bank deposit slip correctly.
155
Each year, around 24,000 Americans are bitten by rats!
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Although African-Americans make up only 13% of the U.S. population, they accounted for one half of the estimated new HIV/AIDS diagnoses in 2004.
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