Blinking body part (6)
I believe the answer is:
eyelid
(Other definitions for eyelid that I've seen before include "Winking membrane" , "Natural optic covering" , "Optic membrane" , "Natural optical protector" , "Batting membrane?" .)
I believe the answer is:
eyelid
(Other definitions for eyelid that I've seen before include "Winking membrane" , "Natural optic covering" , "Optic membrane" , "Natural optical protector" , "Batting membrane?" .)