- There are 2.5 million times more ants on earth than people (20 quadrillion of them).
- An astronaut can be up to 2 inches taller returning from space (the cartilage disks in the spine expand in the absence of gravity).
- The most commonly forgotten item for travelers is their toothbrush.
- October the 10th is national metric day.
- Gorillas sleep 14 hours a day.
- Reindeer like bananas.
- Birds can sleep with one eye open.
- A ten-gallon hat holds less than a gallon of liquid.
- Spiders are arachnids and not insects.
- A group of owls is called a parliament.
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