- The softest known mineral is talc.
- Fresh apples float because they contain 25% air.
- 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?.
- Queen termites can live up to 50 years.
- Cats can't move their jaw sideways.
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