Dogs can make about 100 different facial expressions.
18
According to scientific studies, a rat's performance in a maze can be improved by playing music written by Mozart.
46
To escape the grip of a crocodile's jaws, push your thumbs into its eyeballs. It will let you go instantly.
155
Dogs and cats consume over $11 billion worth of pet food a year!
8
Elephants are among the most emotional creatures in the world - they have even been known to rescue other animals, such as trapped dogs.
25
Spiders have transparent blood.
56
Rattlesnake mating sessions have been known to last more than 22 hours.
232