- Sharks can only swim forward.
- If a salamander loses it's eye it can grow a new one.
- The most common dog breed in the U.S. is the Labrador Retriever.
- Angel hair is a rare type of precipitation.
- Mercury is the only metal that is in a liquid state at room temperature.
- Bull Sharks live in both fresh water and salt water.
- A zebra's stripes throws of predators depth perception.