Not all species of shark give birth to live pups. Some species lay the egg case on the ocean floor and the pup hatches later on its own.

There are mirrors on the moon. Astronauts left them so that laser beams could be bounced off of them from Earth. These beams help give us the distance to the moon give or take a few metres.

The thong accounts for 25% of the United States women's underwear market.

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