Assertion: lizard's eye | /r/HasAspect | lens
Facets:
Source sentences:
text: This "eye" has only a rudimentary retina and lens and cannot form images, but is sensitive to changes in light and dark and can detect movement.
text: This eye has a retina, lens, cornea, and nerve endings, but it is not used for vision.
text: This "eye" has only a rudimentary retina and lens and cannot form images, but is sensitive to changes in light and dark and can detect movement.