Scientists at Harvard University looked 300 million years into the past to understand the locomotive habits of modern species ...

Tegus are better able to withstand cold than most lizards. They have the ability to raise their body temperature 50 degrees above the current temperature.

like that of lizards, to the upright posture of modern mammals, as in humans, dogs, and horses, marked a pivotal moment in evolution. It involved a major reorganization of limb anatomy and ...

A recent study by Harvard reveals that the evolutionary transition to an upright posture in mammals was complex and occurred ...

WHAT: Fifty newly freed lizard hatchlings in Blanco County. WHY IT’S SO GREAT: The Texas horned lizard, affectionately called the horny toad or horned frog, is in trouble. The population of the ...

A new study has revealed that the evolution of mammals from a sprawled to an upright posture was not as straightforward as ...

Q. Why are there so many lizards this year? I’ve never seen so many before! It’s possible that you are seeing more lizards because their normal hiding places have been disturbed. For instance ...

Scientists in Brazil announced the discovery of the ancient reptile dating back some 237 million years. Named Gondwanax paraisensis, the four-legged reptile species was roughly the size of a small ...

Named Gondwanax paraisensis, opens new tab, the four-legged reptile species was roughly the size of a small dog with a long tail, or about 1 meter (39 inches) long and weighing between 3 and 6 kg ...

A new species of small, venomous reptile, Microzemiotes sonselaensis, has been discovered in the Late Triassic Chinle Formation in northeastern Arizona. The findings, recently published in PeerJ ...

Endangered green sea turtles lay eggs on Loosiep island in the Federated States of Micronesia, but nests have been heavily predated on by pigs, rats and lizards. A community-led project aims to ...

The small reptile would have likely roamed the land of what is today southern Brazil, when the world was much hotter. The fossil has been identified as a new silesaurid, an extinct group of reptiles.