- Sharks lose teeth a lot when they eat. Some sharks will replace as many as 25,000 teeth in a lifetime.
- The Eiffel Tower has 1,792 steps.
- The hyoid bone in your throat is the only bone in your body not attached to any other.
- Hippopotamuses are born under water.
- A woodpecker can peck 20 times a second.
- The Fibonacci sequence: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, ....
- Koalas sleep around 18 hours a day.
- John Cadbury founded the Cadbury chocolate company in England in 1842 producing the first chocolate bars.
- When the moon is directly overhead, you weigh slightly less.
- Crocodiles are colour blind.
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