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

Fossil of an extinct Phorusrhacid "terror bird" in the Tatacoa Desert reveals insights into ancient predators and ecosystems.

Fossil skeleton of Paraphysornis, a member of the extinct terror bird family. While this specimen is not the one analyzed in ...

The fossilized leg bone of the terror bird went unidentified for almost 20 years. Nearly 12 million years ago, the largest ...

The fossil of a massive predator called a terror bird that roamed South America 12 million years ago is from the largest ...

Terror birds were apex predators some 12 million years ago in South America. A newly published discovery could be the largest ...

A massive terror bird fossil, the largest of its kind, was recently uncovered in Colombia’s desert—shedding light on ancient ecosystems.

A Colombian rancher has discovered a fossilized bone that points to the existence of a giant terror bird species. The fossil, ...

A 12-million-year-old fossil has revealed what may be the largest known "terror bird" ever found, according to paleontologists.

However, the creature is likely to have met its demise at the hands - or more accurately the teeth - of an even more ...

Researchers confirm the terror bird fossil 20 years after its South American discovery, comparing the creature to a massive, ...

While past terror bird fossils placed the meat-eating birds at 3 to 9 feet tall, new findings suggest that some were even ...