polar biome

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Across
  1. 3. which are thicker, trap more air and are white
  2. 4. and waterproof
  3. 7. small bulb that breaks off, puts down roots, and grows into a new plant
  4. 8. insulation by trapping air
  5. 10. hills
  6. 12. animals to move over snow and ice much easier
  7. 13. fat layer between the skin and muscle
  8. 15. land of sedges, mosses, grasses, and lichens growing in patches
  9. 16. smaller animals to survive away from the harsh polar conditions
  10. 17. able to occupy a cave or burrow which protect
  11. 18. some animals to blend with their environment.
  12. 19. to rocks, mosses and algae
Down
  1. 1. and traps a layer of air warmed by the body
  2. 2. heat loss
  3. 3. that live for more than two years.
  4. 5. carcass of a dead animal
  5. 6. earth
  6. 9. animals to remove heavy accumulations of snow and ice
  7. 11. without a backbone
  8. 14. many animals to maintain their body temperature