“…Cephalopods have long haunted the human imagination as monsters, inspiring mythology dating back to ancient Greek culture (e.g., the Hydra from the labors of Hercules, see Cousteau and Diolé , 1973 , p. 72–73, 75; the Gordon Medusa in Wilk, 2000 ), to legends of sea monsters in Nordic culture and among sailors throughout the middle ages ( Salvador and Tomotani, 2014 ), to the science fiction of the modern world (e.g., Sphere: Crichton, 1988 ; 20,000 Leagues Under the Sea: Verne, 1988 ), where they – or creatures strongly resembling them – often lurk in outer space as alien creatures from other worlds (as in the motion pictures Arrival 1 and Life 2 , to mention some). And while they were once reviled as “stupid” by Aristotle (1910) , and dangerous, as in Toilers of the Sea ( Hugo, 2002 ), this unique molluscan taxon has now come to be admired by both scientists, artists and the general public alike ( Nakajima et al, 2018 ).…”