- Fleas can accelerate 50 times faster than a space shuttle.
- There are over 10 million bricks in the Empire State Building.
- Hawaii is the only US state that grows cacao beans which go into the production of chocolate.
- Humans shed and regrow outer skin cells every 27 days (almost 1,000 new skins in a lifetime).
- The tallest mammal is the giraffe.
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