The Cetacean Translation Initiative (CETI) is using artificial intelligence to help understand sperm whale communications. Lawyers think the discoveries could galvanize the world to recognize whales’ legal rights.By Katie SurmaFor centuries, humans have drawn a line between themselves and other species, initially claiming that other animals couldn’t feel pain. Science proved they could. Then the argument shifted: Animals lacked consciousness or the ability to think in complex ways. That, too, fell apart under mounting evidence. Now, a final frontier is language—the belief that only humans possess it.  Even that line is beginning to blur. With the help of artificial intelligence, robotics and new recording technologies, scientists are edging closer to decoding the vocalizations of elephants, whales and other anima

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