- The first metered taxi was introduced in 1907.
- Moths have white blood.
- Everyone has a unique tongue print.
- You begin to feel thirsty when your body losses 1% of water.
- Dry ice transforms directly from being a solid to a gas.
- Domestic cats dislike citrus scents.
- Grapes explode when you put them in the microwave.
- Unless food is mixed with saliva you can't taste it.
- Your blood is 6 times thicker than water.
- A chameleon's tongue is twice as long as its body.