- The only continent without reptiles or snakes is Antarctica.
- Dreamt is the only word that ends in mt.
- A nanosecond is one billionth of a second.
- To crack a whip the tip must be travelling faster than the speed of sound.
- The human body contains 96,000km(59,650miles) of blood vessels.
- Giraffes and rats can last longer without water than camels.
- It is not possible to tickle yourself.
- Flamingoes can live up to 80 years old.
- The moon is 27% the size of the Earth.
- A flea can jump 350 times its body length.
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