Dunkleosteus is often presented as one of the most formidable predators of the Devonian seas, yet much of its biology remains ...

WAKEMAN, Ohio – Along a stretch of the Vermilion River, in the shadow of the Ohio Turnpike, Caitlin Colleary of the Cleveland Museum of Natural History expects to find fossil evidence of the fierce, ...

Add Yahoo as a preferred source to see more of our stories on Google. A replica of the giant armored skull of a Dunkleosteus terreli, believed to have been one of the fiercest creatures in the ...

About 360 million years ago, a huge armored fish patrolled a shallow sea that once covered what is now Cleveland. This animal, known as Dunkleosteus terrelli, has long held a place among the most ...

CLEVELAND, Ohio — Deep in the basement of the Cleveland Museum of Natural History, they're telling fish stories. "It was this big!" exclaims Dr. Caitlin Colleary, with arms outstretched. The ...

The promise of fossils is just one of many features to Wolf Run Preserve, about 10 miles west of Oberlin. It’s named for a tributary of the Vermilion and one of the dozens of natural areas across ...

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 ...

CLEVELAND—About 360 million years ago, the shallow sea above present-day Cleveland was home to a fearsome apex predator: Dunkleosteus terrelli. This 14-foot armored fish ruled the Late Devonian seas ...

You probably know that we have a state bird and a state flower and a state tree. You might know that we also have a state invertebrate fossil. No, it is not THE trilobite — there is no such thing.