In Australia, there are spiders big enough to eat snakes.
20
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
The reindeer is the only mammal that can see UV light.
17
The colossal squid has the largest eyes in the world.
4
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
Two dogs were among the Titanic survivors.
262
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
Cats and dogs can hear ultrasound.
350