On 2013, only eleven countries allow same-sex couples to marry.

Since 2000, eleven countries (Argentina, Belgium, Canada, Denmark, Iceland, Netherlands, Norway, Portugal, Spain, South Africa, Sweden) and several sub-national jurisdictions (parts of Brazil, Mexico and the United States) allow same-sex couples to marry. Bills legalizing same-sex marriage have been proposed, are pending, or have passed at least one legislative house in Andorra, Colombia, Finland, France, Luxembourg, Nepal, New Zealand, Taiwan, the United Kingdom, and Uruguay as well as in the legislatures of several sub-national jurisdictions (in Scotland as well as parts of Australia, Mexico, and the United States).

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On 2013, 84% of the United Kingdom's population live in England

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During World War II, Russians used dogs strapped with explosives to blow up German tanks.

They trained the dogs to associate the tanks with food and ended up destroying about 25 German tanks using this method

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Butterflies taste with their feet

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St. Louis, Missouri was the first U.S. city to host the summer Olympics in 1904

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The phrase "rule of thumb" is derived from an old English law whichstated that you couldn't beat your wife with anything wider than your thumb.

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Every year Alaska has about 5,000 earthquakes, 1,000 of which measure above 3.5 on the Richter scale

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A fetus develops fingerprints at eighteen weeks

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The cornea is the only living tissue in the human body that does not contain any blood vessels

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In the U.S. peanuts account for 66% of all snack nuts

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There are approximately 7,000 feathers on an eagle

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Kermit the frog delivered the commencement address at Southampton College located in the state of New York in 1996

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Sharks can sense a drop of blood from a mile away

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As a defense mechanism, the North American Opossum closes its eyes and becomes totally limp. Basically it plays dead

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Over 50% of lottery players go back to work after winning the jackpot

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Walt Disney holds the record for the most Oscar nominations with sixty-four

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As an iceberg melts, it makes a fizzing sound because of the compressed air bubbles popping in the ice

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A cesium atom in an atomic clock beats over nine billion times a second.

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The phrase "Often a bridesmaid, but never a bride," actually originates from an advertisement for Listerine mouthwash from 1924

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The largest cultivated crop in the United States is corn

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On average, Americans eat one hundred acres of pizza a day. This amounts to about three hundred fifty slices per second

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The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C

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Bile produced by the liver is responsible for making your feces a brownish, green colour

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The Arctic Ocean covers an area of about 14,056,000 sq miles

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Most toilets flush in E flat

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At one time the group "Grateful Dead" were called "The Warlocks."

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To escape the grip of a crocodile’s jaw, push your thumb into its eyeball – It will let you go instantly.

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No two tigers ever have the same stripes.

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Fleas can jump up to 200 times their height. This is equivalent to a man jumping the Empire State Building in New York.

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A cat has 32 muscles in each ear.

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