- A housefly hums in the key of F.
- The average golf ball has 336 dimples.
- Whale songs can be used to map out the ocean floor.
- Your tongue is the fastest healing part of your body.
- Giraffes can grow more than 18 feet tall.
- Whales can't swim backwards.
- Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
- Paper originated from China.
- Dolphins are part of the whale family.
- Jellyfish don't have a brain.
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