Independent scientists said this latest effort doesn’t mean dire wolves are coming back to North American grasslands any time ... from living species to create animals resembling extinct woolly ...

How much do you know about the animal we call buffalo (but is actually the ... with a total population of up to 60 million on the continent. Grasslands once covered a third of North America with an ...

Historically, the animal's grazing and ranging habits helped determine which species populated the North American grassland. Replicating historical conditions, as some researchers and ...