Early American humans hunted car-size armadillos and used their shells for houses.
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Two dogs were among the Titanic survivors.
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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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Domestic pigs average a top speed of about 11 miles per hour.
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Parrot parents "name" their children with a signature call.
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