Dogs sometimes fake being sick to get attention.
26
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
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
There's a rare breed of pig that looks like a sheep.
14
The largest earthworm on record was found in South Africa and measured 22 feet.
151
The reindeer is the only mammal that can see UV light.
17