Analyzing a leg bone from a fossil site in Colombia, scientists have identified a massive “terror bird” that lived about 12 ...

The bone, described two decades after its discovery, suggests the species might have grown up to 20 percent bigger than other ...

They also estimated the bird’s weight to be 156 kilograms, about that of a giant panda (Ailuropoda melanoleuca), which would ...

Scientists recently discovered the fossilised remains of a giant “terror bird" in South America’s Tatacoa Desert which has ...

The fossilized leg bone of a giant “terror bird” discovered in Colombia provides new insights into ancient South American ecosystems, suggesting the bird was a major predator in a once-lush region ...

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