When cats are happy, they may squeeze their eyes shut.
10
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19