Swarms of Octopus Are Taking Over the Oceans

Something strange is happening to the oceans. As coral reefs wither and fisheries collapse, octopuses are multiplying like mad. As soon as they perceive weakness, they will amass an army and invade the land, too.
Read more at http://gizmodo.com/swarms-of-octopus-are-taking-over-the-world-s-oceans-1777790453