- A group of kangaroos is called a mob.
- The dollar was established as the official currency of the US in 1785.
- The number 2 is the only number greater than zero that when added to or multiplied by itself gives you the same result (4).
- There is 200 times more gold in the world's oceans than has been mined.
- There are over 80,000 different species of ants.
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