The Arctic fox inhabits the Arctic Tundra including Alaska, Canada, Greenland, Russia, Norway, Scandinavia and Iceland; In Iceland, the Arctic fox is the only native land mammal. Arctic foxes live in the arctic region that include Greenland, Iceland, Alaska, Canada, Russia and other location in the northern hemisphere. They live in dens dug on hill sides, cliff sides or on riverbanks. Fact: The arctic fox is the only mammal native to Iceland. Where Does the Arctic Fox Live. The estimate of the adult population in all of Norway, Sweden, and Finland is fewer than 200 individuals. [20] The populations are especially vulnerable during the years when the prey population crashes, and uncontrolled trapping has almost eradicated two subpopulations. If the core temperature drops, the pad of the foot will remain constantly above the tissue freezing point. The Arctic Fox is, in fact, the only land mammal … The Arctic Fox Center in Súðavík contains an exhibition on the Arctic fox and conducts studies on the influence of tourism on the population. The Arctic fox lives in Arctic and Subarctic regions of Russia, Europe and North America. An Arctic fox’s fur changes colors with the seasons of the year. [15][16] They build up their fat reserves in the autumn, sometimes increasing their body weight by more than 50%. Red foxes are one of the most widespread mammals in North America. When resources are scarce, competition increases and the number of foxes in a territory decreases. By using stable carbon and oxygen isotope analysis of fossils, researchers claim that the Tibetan Plateau experienced tundra-like conditions during the Pliocene and harbored cold-adapted mammals that later spread to North America and Eurasia during the Pleistocene Epoch (2.6 million-11,700 years ago).[38]. The Arctic fox and the red fox (Vulpes vulpes) diverged approximately 3.17MYA. Several potential sources of error occur in such data collections. Appearance. Also known as the white or polar fox, the arctic fox (Vulpes lagopus) is an exceptionally cute yet immensely tough member of the Canidae family of dog-like carnivorans — which means it's related to other foxes, wolves and dogs.Prevalent throughout the Arctic regions of the Northern Hemisphere, usually on tundra or … The blue morph is often a dark blue, brown, or grey color year-round. They are found at elevations up to 3,000 m (9,800 ft) above sea level and have been seen on sea ice close to the North Pole. Arctic foxes are well adapted to the rocky, barren tundra. [25], The fox has a low surface area to volume ratio, as evidenced by its generally compact body shape, short muzzle and legs, and short, thick ears. [45] The young fox crossed the polar ice from Norway to Greenland in 21 days, a distance of 1,512 kilometres (940 mi). The arctic fox lives in the northern regions of Asia, Europe, North America, Iceland, and Greenland. [12][13], Arctic foxes must endure a temperature difference of up to 90–100 °C (160–180 °F) between the external environment and their internal core temperature. Also, the Arctic fox has a beneficial mechanism in their nose for evaporative cooling like dogs, which keeps the brain cool during the summer and exercise. In areas where people hunt and trap foxes, human harvest is an important cause of mortality. Residency is common in the Arctic fox population so that they can maintain their territories. This includes parts of Canada, Russia, Greenland, Iceland, Scandinavia, Svalbard, and Alaska. Arctic foxes survive harsh winters and food scarcity by either hoarding food or storing body fat. They also live in vast expanses of Russia and northern Europe. These dens may be in existence for many decades and are used by many generations of foxes. 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