Either way, this humble reptile had no idea what debate it might spark 200 million years later, as it scurried under the feet of the early dinosaurs. The research was published in the journal ...

The oldest known lizard has reclaimed its crown clade. A contentious fossil has been re-analyzed by paleobiologists and declared the earliest known member of the lizard-snake group. The critter at ...

However, few people realise that the ancestors of these legless reptiles once had limbs. Over millions of years, snakes evolved from legged lizard-like creatures into the slithering serpents we ...