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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A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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Gorillas can catch human colds and other illnesses.
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Cows can sleep standing up, but they can only dream lying down.
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Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
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The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
Female kangaroos have three vaginas.
2
Domestic pigs average a top speed of about 11 miles per hour.
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