The hardest puzzle ever

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Across
  1. 1. bright
  2. 3. type
  3. 5. it flys
  4. 7. 2*1
  5. 9. ecolocation
Down
  1. 1. kick
  2. 2. **ring**
  3. 4. peddles
  4. 6. animal with sharp teeth
  5. 8. clear