- It takes 5 years for an oyster to produce a medium sized pearl.
- A cheetahs top speed is 114kph (70mph).
- Sound travels 10 times faster through granite than air.
- 80% of the world's rose species come from Asia.
- The only continent without reptiles or snakes is Antarctica.
- Don't like mosquitoes? Get a bat. They could eat 3,000 insects a night.
- The ideal temperature to fall asleep is between 18-30c (64-86f).
- There are more chickens than people.
- Fibonacci numbers are named after Italian mathematician Leonardo of Pisa (better known as Fibonacci) who introduced them to Western Europe after they had earlier been described by Indian mathematicians. They are related to the golden ratio and proceed in the following order: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, .... Can you see the pattern?.
- Polar bears can smell a seal from 20 miles away.
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