In 1958, Disney released a wildlife documentary called "White Wilderness." One scene depicts a tiny, brown-furred rodent — a lemming — scuttling about in the Arctic snow. "There is an actual living ...

"Our findings indicate that the Norwegian lemming is among the most recently evolved mammals, diverging from its sister taxon, the Western Siberian lemming, at a remarkably shallow time depth. After ...

Snowy owls are powerful Arctic predators, and their survival is closely tied to the population of lemmings, their primary prey. In years when lemmings are abundant, snowy owls thrive, sometimes using ...

Snowy owls nest in the open Arctic tundra, where food availability can fluctuate dramatically from year to year. During ...