Analyze the map below and answer the question that follows. A thematic map of Russia. Climate regions are labeled 1, 2, 3, 4, and 5. 1 is a highland region. 2 is a semiarid region near the border of Kazakhstan. 3 is most of Eastern Russia and Central Russia. 4 is along the Arctic coast. 5 is Serbia and the subarctic region.
Map by e2020

Identify climate region number four on the map provided. What are the three main characteristics of this climate region? Describe the plants and animals located in its ecosystem. Write your answer using complete sentences.