Recent research is transforming understanding of Cretaceous life, from predator evolution to ancient ecosystems. One study shows apex and meso-predator theropods evolved along different paths in skull ...

Add Yahoo as a preferred source to see more of our stories on Google. A rare fossil of Joaquinraptor casali from Patagonia reveals a powerful predator that may have dined on crocodiles. (CREDIT: The ...

European fossil evidence suggests modern carnivores did not simply replace rival predators by outcompeting them. Carnivoramorphs expanded into a wider range of body sizes after warming about 40 ...

A tiny 242-million-year-old fossil from Devon is shaking up scientists’ assumptions about the earliest members of the lizard lineage. Instead of the expected skull hinges and palate teeth typical of ...

The Predator, otherwise known as Yautja, is an ancient race of aliens with a complicated origin history. Like their alien opponents, the Xenomorphs, there are a few competing theories to investigate.