Do humans have 2 eyelids?

Related questions

1. Can third nerve palsy be corrected?
2. Does blepharitis go away on its own?
3. How do you assess facial nerves?
4. What is the skin around the eye called?
5. Do you blink or breathe more?
6. Do humans have 3 eyelids?
7. What causes eye palsy?
8. Why are foreheads called foreheads?
9. When should I be concerned about dilated pupils?
10. What is the biggest part of the eye?

Tags

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2. #introduce
3. #humans
4. #mutations
5. #benefits
6. #pressure
7. #trait
8. #selection
9. #eyelids
10. #either
11. #signficant
12. #enough
13. #because
14. #actually
15. #never
16. #select