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Nearly 12 million years ago, the largest "terror bird" ever discovered was attacked and killed by a massive caiman, a 3D analysis of its fossilized leg suggests ...
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 ...
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 ...