- The ostrich produces a booming noise, often confused with a lion roar.
- If you lick someone's elbow and they aren't paying attention, they will not notice it.
- 80% of all people hit by lightning are men.
- Chameleons can move their eyes in two directions at the same time.
- Volleyball was invented in 1895.
- The word 'underground is the only word that begins and ends with the letters 'und'.
- Camel's milk doesn't curdle.
- DNA stands for Deoxyribonucleicacid.
- Swiss mathematician Leonhard Euler was probably the most influential mathematician of the 18th century, making discoveries in graph theory and introducing many modern mathematical words and notations among other things.
- Only female mosquitoes bite.
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