The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
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Moths are unable to fly during an earthquake.
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A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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Early American humans hunted car-size armadillos and used their shells for houses.
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The most expensive cow in the world was sold in 2009 for $1.2 million.
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