The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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Tigers can see 6 times better at night than humans.
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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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Vanilla flavoring is sometimes made with an ingredient from beaver pee.
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