The beak was barely the size of a human fist, but the animal it belonged to may have stretched longer than a humpback whale.

The top predator prowling the seas during the age of the dinosaurs 100 million years ago may have been the octopus. New analyses of fossilized jaws reveal that massive, kraken-like octopuses once ...

The now-extinct mollusk may have reached up to 60 feet in length, researchers have found Yohei Utsuki, Department of Earth and Planetary Sciences, Hokkaido University A giant "kraken" octopus may have ...

Unlike most of its invertebrate peers, octopuses gave up protective shells... But it seems that the sacrifice was totally worth it. Reading time 2 minutes Hundreds of millions of years ago, life ...

It was more than it was Kraken-ed up to be. An octopus the size of the Hollywood Sign might seem like a monster from Greek mythology. However, new fossil evidence reveals that massive “kraken”-like ...

The neural and cognitive complexity of the octopus could originate from a molecular analogy with the human brain, according to a new study. The research shows that the same 'jumping genes' are active ...

More than two decades after scientists identified a fossil as the world’s oldest octopus — officials now say it wasn’t one at all. A recent study published in the journal Proceedings of the Royal ...

Pohlsepia mazonensis, a visually underwhelming fossil from Illinois, fundamentally broke our understanding of cephalopod evolution. Described in 2000 and hailed as the oldest known octopus in the ...

LONDON — 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. Newly published research ...

A prehistoric fossil previously thought to belong to the world's oldest octopus has been reclassified as something else, after scientists discovered the remains actually belonged to a different type ...

A 300‑million‑year‑old fossil, previously thought to be the remains of the world's oldest octopus, has been identified as a different animal. Using the latest technology to search inside the fossil, ...

In 2000, researchers described an odd fossil found not far from Chicago. It had a round body, finlike structures on one end and a tangle of arms. The fossil was classified as an octopus and named ...