Sterile_Technique, 1 year ago Iirc there are some reptiles with two sets of eyelids on each eye, the inner one being transparent, so they can close just the one while under water or in like dusty/windy conditions, but still be able to see. Humans need in on that action.
Iirc there are some reptiles with two sets of eyelids on each eye, the inner one being transparent, so they can close just the one while under water or in like dusty/windy conditions, but still be able to see.
Humans need in on that action.