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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When you shave a guinea pig it looks like a little hippo.
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A dork is a whale's penis.
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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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Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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