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

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

The kraken: a giant squid or octopus of myth, seems to have swam in the Cretaceous oceans, a Japanese study shows.

Some 80 million years ago, the late Cretaceous oceans were patrolled by 17-meter mosasaurs, long-necked plesiosaurs, and ...

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

“These findings revise the view of the Cretaceous ocean as a world dominated only by large vertebrate predators,” study ...

‘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 ...

By Will Dunham WASHINGTON, April 23 (Reuters) - The Kraken is a huge tentacled sea monster from Norse folklore that drags ships and sailors down into the deep. During the age of dinosaurs, new ...

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

Ancient giants found: Two new cirrate octopus species from 100–72 million years ago may have spanned up to 19 meters, making them top invertebrate predators. Evidence in stone: Fossilized beaks hidden ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...