1. The male ostrich can roar just like a lion.
2. Mountain lions can whistle.
3. Cows kill more people than sharks do.
4. A tarantula can live without food for more than two years.
5. The tongue of a blue whale weighs more than most elephants.
6. Male dogs lift their legs when they are urinating for a reason. They are trying to leave their mark higher so that it gives off the message that they are tall and intimidating.
7. A hummingbird weighs less than a penny.
8. Dogs are capable of understanding up to 250 words and gestures and have demonstrated the ability to do simple mathematical calculations.
9. A sheep, a duck and a rooster were the first passengers in a hot air balloon.
10. Birds don't urinate.