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kraken, legendary sea monster of Scandinavian and Norwegian lore, perhaps imagined from sightings ofgiant squids and octopi. Sailors have discussed giant sea monsters for thousands of years, and Danish historian Erik Pontoppidan described the kraken (as well as sea serpents and mermaids) in detail in his Natural History of Norway (first published in Danish in 1752), claiming the beast was "round, flat, and full of arms" and "the largest and most surprising of all the animal creation." The sea monster is also...