- Swiss mathematician Leonhard Euler was probably the most influential mathematician of the 18th century, making discoveries in graph theory and introducing many modern mathematical words and notations among other things.
- By age 60 most people would have lost half of their taste buds.
- A human being could swim through the blood vessels of a blue whale.
- You can tell a turtle's gender by the noise it makes. Males grunt and females hiss.
- It was once illegal to slam your car door in Switzerland.
- A woodpeckers tongue can wrap around its head twice.
- The average mature oak tree sheds over 700,000 leaves in Autumn.
- A group of frogs is called an army.
- Trees do not have life expectancies (most can grown indefinitely).
- Giraffes have no vocal cords.
|
reload more facts