An illustration of the Devonian-period fish Dunkleosteus at its old presumed length of about 30 feet. A 360 million-year-old sea monster that was once thought to be as big as a bus was actually less ...

It’s a reminder that more than 350 million years ago, during the Devonian Age of Fishes, Cleveland was covered by a shallow ...

CLEVELAND—About 360 million years ago, in the shallow subtropical waters above what is now the city of Cleveland, an armor-plated fish many believed to be up to 30 feet long ruled the seas. The ...

(WKBN) — Did you know Ohio has an official state fossil fish? The Ohio Department of Natural Resources goes in-depth on this extinct predator that could’ve once swam where Ohioans walk today.

Dunkleosteus was a massive armored fish that ruled the Devonian seas over 358 million years ago. With powerful, self-sharpening jaws and an immense bite force, it was one of the most fearsome ...

There are plenty of contemporary creatures that inspire fear. For example, the northern green anaconda is the heaviest snake in the world and weighs more than a football player. Should you encounter ...

A big fish story? Maybe so: The greatest sea monster of the Devonian Period (Dunkleosteus terrelli) may be getting downsized. A new article contents that the famous sea monster of the Age of Fishes ...