White-fronted geese paint the skies across the still-white tundra, and waves of eiders wing their way over the open leads in the Arctic ... caribou had nearly two hundred of these larvae on its back.

The arctic tundra often lacks sunshine. Summer days last 24 hours ... and climate change. Caribou play a vital role in Arctic ...

Dozens of wolverines trapped on the tundra by researchers ... In Alaska’s Arctic National Wildlife Refuge, a wolverine feeds on a caribou killed after being chased over a cliff by wolves.

Decades of caribou research show the proposed road would disrupt migration, fragment habitat and harm food security in rural ...

Imagine a place where golden caribou herds roam beneath endless summer skies, polar bears dig dens deep into wind-scoured ...

Alpine Oil FieldThe Alpine field shows the oil industry’s latest human footprint on the North Slope, a Utah-size swath of tundra ... caribou, hundreds of grizzlies, wolves, and in summer more ...

But no roads or trails lead into this massive park made up of rough subarctic forest, tundra ... red and arctic foxes, wolverines, lemmings, and the 3,000-strong Cape Churchill caribou herd ...

Polar bears, caribou, arctic hares, and more! Advertisement All the Latest Game Footage and Images from Tyto Ecology: Alaskan Tundra Ecosystem The Alaskan tundra comes with 23 new species of ...