3 dead slugs

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Across
  1. 4. squeezing serpent
  2. 5. biggest river in the world
  3. 7. crab in the night sky
  4. 8. cocker springer cross
  5. 9. Gandalf's robes
Down
  1. 1. not horizontal
  2. 2. female fox
  3. 3. number of planets + number of Henry viii wives
  4. 6. capital city of Russia
  5. 7. dairy producy
  6. 10. sailing vessel