Add Yahoo as a preferred source to see more of our stories on Google. Ancient DNA shows the American "cheetah" was a puma relative, while Yukon fossils reveal a surprising diet linked to fish. (CREDIT ...

An artistic rendering of two Miracinonyx, one in Beringia preying mainly on fish and one in the Lower 48 feeding on pronghorn antelope. With their slender bodies and long front legs, Miracinonyx ...

Add Yahoo as a preferred source to see more of our stories on Google. Twelve giant species once roamed Ice Age North America, from mammoths and mastodons to saber-toothed cats, dire wolves, and giant ...

A new study led by researchers at the University of California, Santa Cruz, has overturned decades of assumptions about Miracinonyx trumani, the extinct predator popularly known as the American ...

In a research article published in eLife Science on November 28, the study, conducted by an international team of researchers, reveals the ice age-era mammal was an “evolutionary dead end” in the ...

A Nevada scientist is among a team from around the world who are now tracking species that are on their way to being extinct. They refer to these as "lost" species, which haven't been seen in ...

The extinct predator known for decades as the “American cheetah” may have been one of the most misunderstood large cats of Ice Age North America. Ancient DNA from Miracinonyx trumani now shows that ...