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
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Drivers kill more deer than hunters do.
660