Assertion: hippo's eye | /r/HasAspect | clear membrane
Facets:
Source sentences:
text: When it's time to submerge, the nostrils and ears close, and the eyes have a clear membrane that protects them like goggles.
text: The eyes have clear membranes that, like goggles, provide protection and underwater vision.
text: Their eyes also have a clear membrane that helps them to see under water.
text: Their eyes have a clear membrane covering them that works like a pair of goggles, keeping the water out while still letting them see.
text: The eyes have clear membranes that, like goggles, provide protection and underwater vision.