Snowy owls are fierce Arctic hunters – and their nesting habits are as intense as their hunting style. In this video, we ...

Every three to five years, lemmings have population booms that lead to large numbers of them scurrying across the tundra. In these years, the population increases by about tenfold, Baltensperger said.

Alpine tundra is found in high elevations worldwide, even in tropical regions. ... white foxes, lemmings, Arctic hares, wolverines, caribou, migrating birds, mosquitoes, and black flies.

The southern bog lemming is more closely related to the voles than to the true lemmings that inhabit higher latitudes. Grooved upper incisors and a relatively shorter tail, 17-21 mm (0.75 in), which ...

Lunching on Lemmings. One of the Arctic fox’s preferred foods are lemmings, ... They shed their floof to make way for a shorter bluish-gray or brown coat to blend in with the rocky tundra.

Once you know to look for them, the tundra is laced through with vole runways. Patel is a field tech with Team Vole, a group of some 20 researchers studying Alaska’s voles and lemmings.