It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
In their early careers, Sylvester Stallone and Jackie Chan both took part in porn.
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The most expensive license plate is the number '1', bought by an Abu Dhabi businessman - costing a staggering $14.3 million!
3
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
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