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Arctic Tundra - Coggle Diagram

- - - - ground layer is
        
        Permafrost
- - - - Thick Fur/Heavy Insulation
        
        example
        
        Polar Bears
        
        also aids in
        
        Cold Water Swimming
      - Camoflauge
        
        changes color in seasons
        
        Arctic Fox
      - Specialized Feet/Hooves
        
        adapted for
        
        Slippery Surfaces Such As Permafrost
      - Fat Layer (Blubber)
        
        example
        
        Walrus
      - Small Extremities
        
        helps
        
        Reduce Surface Area
  - - - Body Temperature Regulation
    - - Shunt Blood for Cold Protection
    - - Counter Current Heat Exchange
  - - - Huddle Together to Share Warmth
    - - Musk Oxen
    - - Bury Beneath Snow