Only 3% of bird species have penises.
0
When cats are happy, they may squeeze their eyes shut.
10
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Denmark has twice as many pigs as there are people.
66