When you shave a guinea pig it looks like a little hippo.
19
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
A dork is a whale's penis.
327
When cats are happy, they may squeeze their eyes shut.
10
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9