(CNN) — Millions of years ago, long-legged, big-beaked, meat-eating “terror birds” stalked the Americas. The imposing creatures ruled the roost as top predators ...

Add Yahoo as a preferred source to see more of our stories on Google. The identification of part of the fossilized remains of a so-called "terror bird" species in ...

Skeleton of the terror bird Titanis walleri at the Florida Museum of Natural History. (Amanda via Wikimedia Commons / Creative Commons Attribution 2.0 Generic) (CN ...

Add Yahoo as a preferred source to see more of our stories on Google. 12 million years ago, a fearsome predator roamed the ancient landscapes of South America. It was ...

Terror birds were large flightless predators that dominated parts of South America after the extinction of the dinosaurs. Fossil evidence shows they relied on powerful legs for speed and a massive ...

The term mid-size terror bird sounds kind of bizarre at first, as though terror birds, whatever they might be, come in a range of sizes, all of them a bit scary ...

The end of a terror bird’s left tibiotarsus, a lower leg bone in birds equivalent to that of a human tibia or shin bone, dates back to the Miocene epoch around 12 ...

Teeth marks seen on the leg bone of a so-called ‘terror bird’, which were predators 13 million years ago, suggest it may have been killed by an even bigger ...

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The identification of part of the fossilized remains of a so-called "terror bird" species in South America has given researchers new insight into the apex predators ...