Eye Spy!

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Across
  1. 1. Benjamin Franklin created these in 1760.
  2. 8. Albino eyes appear red because ____ can been seen through the irises.
  3. 11. When someone has two different eye colors it's called, ____.
  4. 12. Eyes are about ___ inch(s) across.
  5. 13. You see with your ____ not your eyes.
  6. 15. The retina can only see 3 colors but can distinguish over 10 ____ different colors.
Down
  1. 2. The fear of eyes.
  2. 3. One in eight males are ___.
  3. 4. These protect your eyes from sweat.
  4. 5. This flightless bird's eye is bigger than their brain.
  5. 6. ___, Blue and Green can be seen by the eye's retina.
  6. 7. Only 2% of the world's population has this eye color.
  7. 9. Make sure to wear sunglasses because your eyes can get a ____.
  8. 10. This marine animal's cornea are similar enough to humans they have been used in transplant surgery.
  9. 14. Your eyes do this 15-20 times per minute.