Puzzle_1

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Across
  1. 4. Animal with 3 hearts
  2. 6. Largest continent
  3. 9. The "Blue Planet"
  4. 10. Brightest planet
  5. 11. Largest country
  6. 13. Month with 28 days
  7. 15. Largest mammal
Down
  1. 1. Largest planet
  2. 2. Man's best friend
  3. 3. Largest fish
  4. 5. Planet with rings
  5. 7. Other name for a killer whale
  6. 8. Closest planet to the Sun
  7. 12. Bird found in Antarctica
  8. 14. Color of planet Mars