- 20% of all the oxygen you breathe is used by your brain.
- A blue whale can weigh as much as 30 elephants and as long as 3 large tour buses.
- The praying mantis can turn its head 180 degrees.
- 20% of China's plants are used in medicine.
- Women's hearts typically beat faster than men's hearts.
- Venetian blinds were invented in Japan.
- Crocodiles never outgrow their enclosure.
- 44% of people have broken a bone.
- Every square inch of the human body has an average of 32 million bacteria on it.
- A pip is one of the spots on die or domino.
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