For millions of years, dinosaurs ruled the Earth with their enormous size and top dominance across ancient ecosystems. They have a fearsome image in our minds as top predators, scaring every tiny ...

Add Yahoo as a preferred source to see more of our stories on Google. Life reconstruction of the Cretaceous Period burrowing snake Tametara mirim, shown against a background of long-necked sauropod ...

Fossil of burrowing snake Tametara mirim found in Brazil It is one of the best preserved fossils of an early snake Researchers reconstruct the brain anatomy of Tametara The fossil suggests dynamism in ...

July 23 (Reuters) - Snakes first appeared during the age of dinosaurs, but fossils of many early species are so fragmentary that scientists have had difficulty deciphering their evolution as a group.