A scorpion can hold its breath for up to 6 days.
19
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
There's a rare breed of pig that looks like a sheep.
14
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16