Standing around 10 feet tall, weighing around 220 pounds and with an axe-like beak capable of delivering devastating strikes, the terror bird would have proved a ...

Teeth marks made on the leg bone of a large avian reptile known as a terror bird 13 million years ago suggest an even bigger predator may have killed it, scientists ...

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About 13 million years ago in a vast South American wetland, colossal predators clashed. The fossilised bone from an enormous flightless bird found in Colombia shows tooth marks made by a giant caiman ...