(Vulpes lagopus) The Arctic fox, also known as the white fox, polar fox, or snow fox, is a small fox native to the Arctic regions of the Northern Hemisphere and common throughout the Arctic tundra biome. It is well adapted to living in cold environments.
Kuda-Kitsune or Kanko (管狐, "pipe fox"?) is a creature supposedly employed by Japanese kitsune-tsukai, those who use foxes as spirit familiars. Its use is described as a rat-sized fox which can be kept in a tobacco pipe.