Sony researchers have developed a refrigerator that only opens when you smile.
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Gorillas can catch human colds and other illnesses.
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The iconic roar made by Godzilla was produced by rubbing a leather glove across the strings of a double bass.
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Elephants are among the most emotional creatures in the world - they have even been known to rescue other animals, such as trapped dogs.
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In 2002, Kenyan Maasai tribespeople donated 14 cows to the US to help with the aftermath of 9/11.
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The first guy to win Who Wants To Be A Millionaire (USA) used none of his lifelines until the final question, where he called his dad. During the call, he told his dad he didn't need any help on the final question, but he just wanted to let him know that he was about to win $1,000,000.
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