Octopuses can open jars, solve puzzles and change color in a split second. A new study from the University of Vienna suggests that part of the explanation may be hidden in an unexpected place: the way their DNA is twisted and looped inside their cells. An Ancient Reshuffle Octopuses, squid and cuttlefish belong to a group called the coleoid cephalopods, whose common … [Read more...] about Scientists may have found a clue to why octopuses are so smart