- Yawns are contagious to dogs as well as humans.
- VHS stands for Video Home System.
- The electric chair was invented by a dentist.
- The average bank teller loses $250 every year.
- The average koala sleeps 22 hours each day.
- Goats have rectangular pupils in their eyes.
- Sea otters hold each other's paws while sleeping so they don't drift apart.
- A rhinoceros horn is made of compacted hair.
- You can only see a rainbow if you have your back to the sun.
- The dot on top of the letter 'i' is called a tittle.
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