Arctic Wolf is a kind of endangered species at the North Pole. The average lifespan of arctic wolves living in the wild is 7 years at most while this can be prolonged to 17 years in artificial feeding conditions. They are mostly found in Ellesmere Island in the north of Canada. Arctic Fox mostly inhabits coastal areas of the Arctic Ocean and tundra in islands. They are so adaptive that they can live in the ice field of -50℃. Acute and good at both swimming and running, Arctic foxes are nocturnal and they can even climb sloping trees and steep cliffs.