A Shapeshifting Alien Is Hiding In The Ocean

Octopuses have no bones, three hearts, blue blood, and a nervous system unlike anything else on Earth. But in 2026, scientists uncovered something even stranger: evidence that their ancient ancestors may have been giant apex predators ruling the oceans millions of years ago. From newly discovered fossils and mirror-learning experiments to mysterious new species found in the deep sea, this is the incredible story of one of the most alien animals on our planet. Sources: • Hokkaido University / Science (2026) • University of Reading / Proceedings of the Royal Society B (2026) • Dartmouth College / Current Biology (2026)