Lobsters have blue blood.
476
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
18