They also estimated the bird’s weight to be 156 kilograms, about that of a giant panda (Ailuropoda melanoleuca), which would ...
Nearly 20 years ago, while repairing a fence on his ranch in Colombia, fossil collector César Perdomo found the middle leg ...
Terror birds were apex predators some 12 million years ago in South America. A newly published discovery could be the largest ...
Analyzing a leg bone from a fossil site in Colombia, scientists have identified a massive “terror bird” that lived about 12 ...
While past terror bird fossils placed the meat-eating birds at 3 to 9 feet tall, new findings suggest that some were even ...
In Colombia, a fossil-collecting rancher has found a giant, flightless killer from 13 million years ago — and a missing link ...
A team of researchers analyzed a 12-million-year-old fossilized bone discovered in Colombia's fossiliferous Tatacoa Desert ...
The fossil was on display in a museum, but unlabeled and hidden right under paleontologists’ noses for 20 years.
Researchers including a Johns Hopkins University evolutionary biologist report they have analyzed a fossil of an extinct ...