When cats are happy, they may squeeze their eyes shut.
10
The oldest recorded elephant lived for 82 years.
213
The Basenji dog is the only dog that is not able to bark.
4
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Sharks have been on the planet longer than trees.
14