- The strike note of the Liberty Bell is E flat.
- The algae found in the world's oceans produces nearly 50% of the world's oxygen.
- Your head contains 22 bones.
- 'underground' is the only word that begins and ends with the letters 'und'.
- Brontology is the study of thunder.
- Earth is the only planet not named after a god.
- In Africa more people are killed by crocodiles than lions.
- The most common time for a wake up call is 7am.
- Small dogs usually live longer than larger breeds.
- Mountain lions can whistle.
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