By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
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Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
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The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
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Two dogs were among the Titanic survivors.
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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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Nicole Kidman is scared of butterflies.
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