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

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

Based on fossil evidence, they emerged in the Cambrian roughly 530 million years ago. However, it wasn’t until nearly 400 ...

The ancient cephalopod, Nanaimoteuthis haggarti, appears to have been an apex predator that rivaled mosasaurs to rule prehistoric seas.

Study of fossilised beaks shows patterns of wear and suggests some ancient species were up to 19 metres long ...

Unlike most of its invertebrate peers, octopuses gave up protective shells... But it seems that the sacrifice was totally worth it.

Giant octopuses may have ruled the oceans 100 million years ago, according to fossil evidence.

A GIANT 62ft octopus likened to the mythical kraken that swallowed up ships actually roamed the seas in the dinosaur era, new research shows. The gargantuan sea monster was an apex predator when ...

Architeuthis dux, better known as the giant squid, is likely the inspiration for the legendary kraken. The Granger Collection, New York There are few monsters left in the world. As our species has ...

It’s a colossal find. Australian scientists detected signs of a super-rare giant squid during a watershed study, marking the ...

Whale-sized, monstrous octopuses prowled the seas during the Age of Dinosaurs, snatching prey with their huge tentacles and crunching them with powerful jaws, fossils from B.C. and Japan suggest.