Nearly 20 years ago, while repairing a fence on his ranch in Colombia, fossil collector César Perdomo found the middle leg ...

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

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

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

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

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

The fossil was on display in a museum, but unlabeled and hidden right under paleontologists’ noses for 20 years.

Evolutionary biologist Federico Degrange from Argentina's Center for Research in Earth Sciences and colleagues found the bird ...

A FLESH-EATING bird has been uncovered after nearly 12 million years in a Colombian desert. Scientists revealed this extinct “Terror Bird” was the largest of its kind but explained which ...

The previous tallest members of the family were almost 3 meters high, and this was probably substantially bigger.

Researchers including a Johns Hopkins University evolutionary biologist report they have analyzed a fossil of an extinct ...