RATS!

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Across
  1. 3. rats grilled until crisp and ready to eat
  2. 4. a couple of rats stuck together with knots
  3. 8. a large species of rats
Down
  1. 1. a company made to kill rats
  2. 2. in urine rats dipped in urine
  3. 5. rats rats skinned
  4. 6. a disease that wiped out most of population
  5. 7. a toxic used to kill rats