- The oldest exposed surface on Earth is New Zealand's south island.
- The name of the popular search engine 'Google' came from a misspelling of the word 'googol', which is a very large number (the number one followed by one hundred zeros to be exact)..
- African elephants only have 4 teeth.
- Hummingbirds are the only bird that can fly backwards.
- Honey is the only natural food which never spoils.
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