An evolutionary arms race with the extinct American Cheetah was long-believed to be the explanation for the incredible speed ...

The fastest land animal in North America is the American pronghorn, and previously, researchers thought it evolved its speed because of pressure from the now-extinct American cheetah. But recently, ...

The Miracinonyx trumani, commonly known as the American cheetah, lived in North America more than 13,000 years ago. Despite its name, recent studies conducted at the University of Malaga have revealed ...