In Colombia, a fossil-collecting rancher has found a giant, flightless killer from 13 million years ago — and a missing link to the region’s evolutionary history. César Perdomo, a rancher and fossil ...
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 ...
Millions of years ago, the most fearsome predator in South America wasn't Tyrannosaurus rex or a raging mammoth - but a flightless bird with an enormous beak. The ...
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Teeth marks on fossil show ‘terror bird’ may have been killed in vicious battle with caiman 13 million years ago
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 ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Millions of years ...
When a large asteroid hit Earth 66 million years ago, not all the dinosaurs went extinct. Birds, feathered dinosaurs that have thrived since the Jurassic, survived—and some of these birds were more ...
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 ...
ATHENS, Ohio (Aug. 18, 2010)—The ancient "terror bird" Andalgalornis couldn't fly, but it used its unusually large, rigid skull—coupled with a hawk-like hooked ...
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