Condoms were originally made of animal intestines or linen.
347
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
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
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47