What deep oceans can teach about life,the desert rocks that sing

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Across
  1. 1. Chanting
  2. 2. Canopies
  3. 3. Sea water
  4. 6. Inhabiting the deep sea
  5. 8. Urban horizon
  6. 9. Man's best friend
Down
  1. 1. Panic attack
  2. 4. Shakes voilently
  3. 5. Lanes
  4. 7. Arid region