Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
There's a rare breed of pig that looks like a sheep.
14
The seahorse is the only fish to have a neck.
12
Sloths take two weeks to digest their food.
243
Moths are unable to fly during an earthquake.
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