Lead researcher Dr Robert Reisz, from the University Of Toronto, and his team investigated the jaws of several well-preserved specimens of Labidosaurus hamatus - a fat-headed, omnivorous reptile ...

Labidosaurus hamatus - a fat-headed, omnivorous reptile about 75 centimetres long - adapted over millions of years to life on land rather than the watery marshes of its amphibious forebear.

Missing teeth and the decayed jawbone of a 275-million year old reptile have pushed back the earliest evidence of tooth decay some 200 million years, according to a study published on April 18, 2011.

BRISTOL, United Kingdom — An extinct reptile discovered by scientists may reveal the origins of specialized teeth in early humans, a new study explains. Researchers at the University of Bristol say ...

DALLAS — The large and bulbous teeth of an early reptile likely helped it crunch beetles and other hard-shelled invertebrates about 290 million years ago, a new study finds. But the curious ...

An ancient marine reptile that swam the oceans nearly 250 million years ago had unusual pebble-like teeth which it used to crush hard-shelled prey, scientists believe.

A new species of spike-toothed flying reptile that lived 100 million years ago in the Sahara that caught fish with its teeth in the air has been discovered by scientists.