Ella

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Across
  1. 3. Animal organization center
  2. 6. Little village
  3. 8. Trash system
  4. 11. Town hall
  5. 12. Food factory
  6. 13. Dense structure
  7. 15. Watershed
  8. 17. Kitchen
  9. 18. Basic unit of animal life
  10. 19. Plant city kitchen
  11. 20. Mailing system
Down
  1. 1. Bridges
  2. 2. eukaryotic cells
  3. 4. Cleaning and factory
  4. 5. Energy generator
  5. 7. The ocean
  6. 9. Catering
  7. 10. Plant city walls
  8. 14. Animal city walls
  9. 16. Single house