The Pond

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Across
  1. 3. I'm a bit like a beaver and I build domed houses too
  2. 7. I'm often called a 'nightcrawler'
  3. 9. Tall reed-like plants with brown cylindrical heads
  4. 11. Dirt mixed with water
  5. 13. I carry my house around with me
  6. 14. I will eventually become a frog
  7. 15. I'm a Canadian national symbol (2 words)
  8. 16. Often a green amphibian
  9. 17. We live in water and breath with gills
Down
  1. 1. We are industrious lodge builders
  2. 2. A large wading marsh bird (2 words)
  3. 4. Spray insect repellent to keep me away
  4. 5. We are hens and drakes
  5. 6. I have an unusually fierce name
  6. 8. My hard shell protects me
  7. 10. I'm like a frog, but i have lumpy skin
  8. 12. A Freshwater crustacean with 4 pairs of walking legs