👉 The term "nearctic" refers to a geographical region that is situated between the Arctic Circle and Antarctic Circumpolar Front. This region covers an area stretching from Alaska in the north to Antarctica in the south, with significant differences in climate and geography. The nearctic region includes a wide range of climates, including temperate, tropical, and cold polar climates, as well as continental and subantarctic climates. It is characterized by high latitudes, extreme cold temperatures, and extensive ice cover.