Assertion: gecko's eyelid | /r/HasProperty | transparent
Facets:
Source sentences:
text: Most geckos don’t have movable eyelids and instead have one transparent eyelid which they keep clean by licking it with their tongues.
text: Geckos possess no eyelids, just a transparent covering over their eyes, and so they use their long, mobile tongues to wipe away any dust or debris that gets into the eye.