A crocodile cannot stick its tongue out. See more

In Tibet it is considered good manners to stick out your tongue at someone. See more

A crocodile's tongue is attached to the roof of its mouth and he cannot move it. See more

When swans go on a date, they'll put their heads together. Then they stick together for life. See more

The "sixth sick sheik's sixth sheep's sick" is said to be the toughest tongue twister in the English language. See more

On average, 100 people choke to death on ball-point pens every year, so don't stick it in your mouth! See more

To escape the grip of a crocodile's jaws, push your thumbs into its eyeballs, it will let you go instantly. See more

A chameleon's tongue is twice the length of its body. See more