- Mercury is the only metal that is liquid at room temperature.
- A shark's teeth are literally as hard as steel.
- There are 70 million sheep in New Zealand (with 4 million people).
- Even with wings, humans would be unable to fly.
- Giant tortoises can live in captivity longer than any other animal.
- The official state gem of Washington is petrified wood.
- Elvis's middle name was Aron.
- Wind moves air from high to low pressure areas.
- An electric eel can release a charge powerful enough to start 50 cars.
- There are over 4,300 known species of ladybugs.
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