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
The Blue Whale's tongue weighs more than an adult elephant!
47
Slugs have 4 noses!
17
Greyhounds have the best eyesight of any breed of dog.
28
Catgut comes from sheep not cats.
11
Crocodiles swallow stones to help them dive deeper.
55