nature

12345678910111213141516171819
Across
  1. 2. Howls at the moon (4 letters)
  2. 6. Large, flat grassland (7 letters)
  3. 7. Natural underground chamber (4 letters)
  4. 8. Dense group of trees (6 letters)
  5. 13. Tree with white bark (5 letters)
  6. 15. Reef Marine structure built by tiny animals (5 letters)
  7. 16. Wetland with grasses and reeds (5 letters)
  8. 17. Deep valley with steep sides (6 letters)
  9. 19. Type of tree often found in parks (3 letters)
Down
  1. 1. Large mass of moving ice (7 letters)
  2. 2. Cascade of water falling from a height (9 letters)
  3. 3. High, steep face of rock (5 letters)
  4. 4. Freshwater fish (5 letters)
  5. 5. snowcapped (4 letters)
  6. 9. Small, flowing body of water (6 letters)
  7. 10. Plant with feathery fronds (4 letters)
  8. 11. Masked critter (6 letters)
  9. 12. coats a tree's trunk (4 letters)
  10. 13. Shrub or small tree (4 letters)
  11. 14. Bird of prey (4 letters)
  12. 18. Nocturnal bird of prey (3 letters)