gnarly frogs

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Across
  1. 1. Filter blood, makes urine
  2. 5. Carries eggs in female frogs
  3. 7. reproductive system, and the digestive system
  4. 10. Organ near the stomach that produces
  5. 11. Digestion, uptake of sugar
  6. 12. thin membrane that holds the coils
  7. 13. air opening to exchange gases
  8. 15. Blood vessels that carry blood away from the heart
  9. 17. All waste is collected
  10. 19. Stores urine
  11. 20. deliver oxygen to the body
Down
  1. 2. Transparent cover that protects the eye
  2. 3. part of the digestive system
  3. 4. the first part of the small intestine immediately
  4. 6. Stores bile; part of the digestive system
  5. 8. Hearing
  6. 9. Blood vessels that carry blood back to the heart
  7. 14. largest digestive gland or organ in the body of the frog
  8. 16. lower chamber of the heart
  9. 18. the two upper chambers of the heart