This ancient, armored sea monster snatched its marine prey with a formidable bite more than 300 million years ago. Belonging to the fierce Dunkleosteus genus, it was among the planet’s first apex ...

Nautilus: Russell Engelman, graduate student and research assistant in biology at the College of Arts and Sciences, discussed his recent research on Dunkleosteus, Cleveland's prehistoric sea monster. ...

New fossil discoveries are forcing scientists to redraw the boundaries of ancient oceans, suggesting that some of the most formidable marine predators did not always stay at sea. From gigantic ...

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Popular Science: Russell Engelman, graduate student in biology at the College of Arts and Sciences, collaborated with an international team of researchers from Australia, the United Kingdom and Russia ...