Ancient giants found: Two new cirrate octopus species from 100–72 million years ago may have spanned up to 19 meters, making ...

Pohlsepia mazonensis fossil reclassified from octopus to nautiloid species Advanced scans revealed a radula with 11 tooth-like elements, typical of nautiloids Decomposition before burial made the ...

A 300-million-year-old tentacled sea creature has lost its crown as the world’s oldest octopus, after scientists found evidence that it’s not an octopus at all.

Scientists utilized 3D X-ray imaging to uncover new details that challenged previous ideas about prehistoric marine life.

With their quick-change camouflage and high level of intelligence, it’s not surprising that the public and scientific experts alike are fascinated by octopuses. Their abilities to recognize faces, ...