Parrot parents "name" their children with a signature call.
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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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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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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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