When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
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The Platypus used to be considered a myth like Bigfoot and the Yeti.
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Dogs sometimes fake being sick to get attention.
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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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The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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