A giant octopus may have ruled the ancient seas as a top marine predator in the age of the dinosaurs, according to new research. Japanese scientists from Hokkaido University studied 15 jaw fossils of ...

This unassuming octopus pairs bacterial chemistry with evolutionary efficiency to deliver one of the most powerful defenses in all of the ocean.

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 hunted alongside other marine predators.

At the time of the dinosaurs, the oceans were teeming with life. Below the waves, giant marine reptiles, such as the fearsome 4m (13ft) long mosasaurs, were the undisputed apex predators. In artistic ...

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 ...

The giant kraken, a mythical marine beast, may not be entirely fiction. New evidence suggests that octopuses up to 62 feet long likely roamed the waters of ancient Earth, ripping and devouring prey in ...