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How Octopi Morph Color

What cephalopods can teach us about language

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Morphing used to be fun. Remember in Terminator 2 the computer-graphics effects that made it possible for the evil terminator to assume the form and visage of any person it encountered? The on-screen transformation violated the unwritten rules of what was allegedly possible to be seen and provided a deep, wrenching pleasure somewhere in the back of the viewer's brain. You could almost feel your neural machinery breaking apart and being glued back together.

Too bad the effect became a cliché. Nowadays you watch a television ad or a science fiction movie and an inner voice says, "Ho hum, just another morph." However, there's a video clip that I often show students and friends to remind them, and myself, of the transportive effects of anatomical transformation. This video is so shocking that most viewers can't process it the first time they see it—so they ask to see it again and ...

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