1. Dolphins sleep with one eye open
2. Crocodiles are blind in the water but very keen of sight in the air.
3. Crocodiles are color-blind.
4. Owls are the only bird that can see the color blue.
5. Unlike all other insects, flies have five eyes. They have two large eyes and three smaller eyes between them.
6. Snails have four noses.
7. Giraffes have no vocal chords
8. The tongues of chameleons are as long as it's body or even longer. Some chameleon types have a tongue longer than two times of it's body. 9. The tongues of chameleons are faster than a fighter jet.
11. An ant can lift fifty times of it's own weight
12. A cockroach can survive without it's head for nine days. At the end of nine day, it dies because of hunger.13. A tarantula can survive for more than two years without food.