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 domestic cat can sprint at about 31 miles per hour.
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The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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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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