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!)
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Denmark has twice as many pigs as there are people.
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Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Ants have tiny magnetic compasses in their antennae which help them navigate.
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Sheep, goats, octopuses, and toads have rectangular pupils.
7
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
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