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 ...

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 ...

CLEVELAND, Ohio - An ancient sea creature well known to Clevelanders was far more unusual than previously thought, according to new research by Case Western Reserve University and others. Dunkleosteus ...

CLEVELAND, Ohio — It seems that last being alive about 360 million years ago doesn’t make something safe from downsizing. A student pursuing a doctorate in biology at Case Western Reserve University ...

One of the earliest vertebrate apex predators may not have been a giant after all. Dunkleosteus terrelli – often portrayed as a 9-metre-long, armoured, shark-like predatory fish with bladed jaws ...

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 ...