- A pelican can hold more food in its beak than its belly.
- Chinese mathematics developed around the 11th century BC and included important concepts related to negative numbers, decimals, algebra and geometry.
- The Fibonacci sequence: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, ....
- In France, it's illegal for employers to send emails after work hours.
- Cows don't have upper front teeth.
- New York's Central Park was opened in 1876.
- If left in the dark, goldfish may turn a whitish color.
- That you can spell the word 'level' the same backwards.
- A lemon contains more sugar than a strawberry.
- Whale songs can be used to map out the ocean floor.
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