A group of unicorns is called a blessing.
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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
Two dogs were among the Titanic survivors.
262
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Sheep, goats, octopuses, and toads have rectangular pupils.
7