Some octopuses that lived over 72 million years ago were as long as whales. These huge predators may have been the largest invertebrates ever.

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, ...

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

Giant "kraken-like" octopuses were terrifying apex predators of the oceans 100 million years ago, according to new research. The "enormous" creatures were active carnivores who routinely crushed hard ...

Fossil jaws reveal giant prehistoric octopuses may have ruled ancient oceans as powerful apex predators during the Cretaceous period.

A new study suggests that Nanaimoteuthis haggarti could have reached up to 19 metres in length, potentially making them the largest invertebrates ever known.

‘Kraken’ fossils show enormous, intelligent octopuses were top predators in Cretaceous seas Fossil jaws from colossal octopuses place them at the top of a prehistoric marine food chain ...

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