Nature and universe crossword

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Across
  1. 6. worlds fastest animal (two words)
  2. 8. a animal that disguises itself as a stick (two words)
  3. 10. another word for sea
  4. 12. what you breath
Down
  1. 1. the first name of the latin name for capybara
  2. 2. a small usually grey planet (earth has one)
  3. 3. green stuff on the ground
  4. 4. cat language
  5. 5. our ______ is the milky way
  6. 7. connects to the sea
  7. 8. a animal that lets of a smelly gas when they feel threatened
  8. 9. the largest rodent
  9. 11. this planet