Traces of cocaine were found on 99% of UK bank notes in a survey in London in 2000.
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Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
The first bomb dropped by the Allies on berlin in WW2 killed the only elephant in the Berlin Zoo.
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In 1897, Bayer, who is the maker of Aspirin, marketed the drug heroin.
56
Only eight men were killed in the battle of lexington!
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