FAIRBANKS — Alaska’s decades-long project to restore North America’s largest land mammal to Interior and Western Alaska will begin a new phase this summer with an expansion into a second region. Next ...

Once bison were in North America, they quickly developed into new genetic forms. The first species on the continent — the species that left the Yukon bone — was the steppe bison, Froese said. The ...

No Bison priscus fossils have been found south of the Yukon. What have been found in the United States are descendants of B. priscus. The first was Bison latifrons, an extinct long-horned bison that ...