Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Squirrels forget where they hide about half of their nuts.
698
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2