Take a close look and you might see a little bit of yourself. With its lizard-like appearance and that distinctive sail on it back, Dimetrodon is practically the mascot of the Palaeozoic Era, a time ...

Dimetrodon was the largest predator of its time, preying on giant amphibians nearly 300 million years ago during the Early Permian period. “They were eating basically whatever they wanted,” says ...