Small Creatures (13 and 14)

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Across
  1. 4. following; a chase
  2. 5. signal that harm will occur
  3. 6. very fine bits of sand
  4. 7. familiar object that guides the way
  5. 8. to work together
  6. 10. making a home
  7. 12. to be noisy and busy
  8. 14. place of shelter and safety
  9. 16. showed the outline of
  10. 18. power to command
  11. 19. fell lightly
Down
  1. 1. ran quickly
  2. 2. group of people traveling together for safety
  3. 3. not needing rest
  4. 9. group that has a common purpose
  5. 11. to keep safe; protect
  6. 13. full of life; swarming
  7. 15. being grown-up
  8. 17. a state of being