Word puzzle

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Across
  1. 3. A person
  2. 4. Don't cut down the trees! you are ....... the forest.
  3. 7. Opposit of decrease
  4. 8. Opposite of man-made
  5. 9. Synonym of forest
  6. 10. out Today there is no dinasour alive. they ...... millions of years ago.
  7. 13. It's the time after now
Down
  1. 1. I like to ..... animals. I don't like to hurt them.
  2. 2. There are a few pandas in the wildlife. They are ..... animals.
  3. 3. A: "Did you ..... that sound? B:"No , I didn't."
  4. 5. Animals leopards, wolves and whales are examples of ....
  5. 6. Mark wanted to buy some icecream but ..... he bought some cake.
  6. 11. It is a planet that we live on.
  7. 12. Animals goats, cats and duck are examples of .....