Twisty words

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Across
  1. 1. cold season
  2. 3. gets chased by cats
  3. 7. cool the house down
  4. 9. Flying mammal
  5. 11. beach season
Down
  1. 2. Has a trunk
  2. 4. Large marsupial
  3. 5. Likes to chase mice
  4. 6. Man's best friend
  5. 8. teeth doctor
  6. 10. good for warming up the house