Video Arctic Ground Squirrel
People in Alaska, particularly around the Aleutians, refer to them as "parka" squirrels, most likely because their pelt is good for the ruff on parkas and for clothing.
Arctic ground squirrel and a pika
Red squirrel
Ermine
ERMINE (SHORT-TAILED WEASEL) (MUSTELA ERMINEA) Short-tailed weasels feed on smaller rodents like shrews, voles but will take prey as large as pika and hares. They will also feed on small birds, fish, and sometimes insects.
Arctic Ground Squirrel
Arctic Ground Squirrels "permophilus parryii" are the largest of North America's ground squirrels (up to 14"), and the only species that lives in Alaska.