To figure out how and why caribou migrate during the winter, Eliezer Gurarie, a professor at the State University of New York, and fellow researchers teamed up with the National Park Service, ...

Woodland caribou in the Southern Selkirk Mountains of Idaho in 2007. (Steve Forrest / U.S. Fish and Wildlife Service) This year, in the dead of winter, America’s wild caribou went extinct in the ...

A caribou with antlers shedding velvet fed on lichens on a branch as winter set in. Footage shows the herbivorous mammal munching the fluffy light green crust and plucking off a stick, as it was ...

In the winter, most mammals head to lower elevations where weather conditions aren’t as rough. But not the Mountain caribou. They actually migrate up to higher elevations when the cold weather ...

Environmental changes have negatively impacted the mountain caribou, bringing moose into caribou country; the moose have been followed by predators including wolves. PHOTO CREDIT: David Moskowitz.

When winter comes, there is no part of New England that escapes its wrath. Everyone earns the title of Hearty New Englander. But in Caribou, the northeastern-most city in the United States, they ...

The Western Arctic Caribou Herd, once the biggest in Alaska, is faltering, having fallen from a high of 490,000 animals in 2003 to only 152,000 as of 2023. But to the east, the Porcupine Caribou ...