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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Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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A group of unicorns is called a blessing.
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Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
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Dire wolves actually existed, living up to 10,000 years ago before going extinct.
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Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
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