Assertion: elephant's muscle | /r/CapableOf | constrict the passageway
Facets:
Source sentences:
text: A unique sphincter-like muscle around the ear canal constricts the passageway, thereby dampening acoustic signals and allowing the animal to hear more seismic signals.
text: A unique sphincter-like muscle around the ear canal constricts the passageway, thereby dampening acoustic signals and allowing the animal to hear more seismic signals.