The finned octopus lived alongside T. rex and may have been one of the top predators in the ancient ocean food chain.

Somewhere between 100 and 72 million years ago, while mosasaurs and plesiosaurs dominated the world’s oceans, something else ...

Giant, intelligent octopuses may have once ruled the ancient seas. Modern octopuses are known for their intelligence and ...

A "kraken-like" giant octopus might have been one of the most formidable predators around 100 million years ago, scientists have found. New research led by scientists from Japan's Hokkaido University, ...

Rare fossil finds show colossal octopuses were among the top ocean predators during the Cretaceous Period, according to a new study.

The kraken — a gigantic, tentacled sea monster capable of dragging ships and sailors down into the depths — is a creature of Norwegian myth. But millions of years ago, a similar real-life animal ...

Today's octopuses are intelligent, remarkably flexible animals that lurk in reefs, hide in crevices, or drift through the deep sea. But new research suggests that their earliest relatives may have ...

Giant, fearsome octopuses may have once ruled the ancient seas, according to new research that flips the script on their evolutionary past. By uncovering exquisitely preserved fossil jaws hidden ...