The largest earthworm on record was found in South Africa and measured 22 feet.
151
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
When cats are happy, they may squeeze their eyes shut.
10
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Sharks have been on the planet longer than trees.
14