Millions of years ago, enormous octopuses up to 62ft in length roamed the Earth's prehistoric oceans.
An ecology professor has put forward one of the strangest explanations for sightings of long-necked sea monsters.
The struggling animals were recently encountered off the northwest tip of Canada's Vancouver Island.
Researchers have determined that the giant Pacific octopus is not one, but two genetically distinct species.
Remember that time a giant octopus dragged a ferry to its doom off Staten Island ? No, neither do we.
Richard Shaw Burke had disappeared without a trace until scraps of his shirt turned up inside an octopus.