SALT LAKE CITY, Utah (KSL/CNN)-- It may have weighed only 2 1/2 pounds and stood about 6 inches tall, but the discovery of a half mammal, half reptile's skull in eastern Utah has huge implications for ...

Ancient reptile had mammal-like tooth enamel Priosphenodon specimens found in Argentina show the Late Cretaceous reptile evolved to have resilient tooth enamel similar to that in mammals Date: May 12, ...

The discovery of the fossilized skull of a half-mammal and half-reptile creature may rewrite ancient history, specifically regarding the timeline for the breakup of the supercontinent Pangaea. The ...

With Zootopia 2 introducing reptiles to the franchise for the very first time, co-director Jared Bush has explained the ...

A new study challenges the lateral-to-sagittal hypothesis by looking at the vertebrae of modern reptiles, mammals, and the extinct nonmammalian synapsids to determine how their vertebrae changed over ...

Earth’s earliest mammals spent their lives at a more leisurely pace than their modern counterparts, but they lived a lot longer, analysis of some 200-million-year-old teeth has shown. Using X-ray ...

Nine years is a lifetime for foxes and hares. But it’s also the ideal space between installments in a thoughtful animated ...

A 130-million-year-old skull of a tiny mammal found amid a set of dinosaur bones in Utah more than a decade ago could reshape the way scientists think about the breakup of Earth’s ancient ...

Australia is home to many endangered reptiles and frogs. This national snapshot shows their numbers have dropped sharply. But ...

By Shreya Dasgupta Reptile species found only on islands are significantly more vulnerable to extinction than their mainland ...