Assertion: hippo | /r/CapableOf | communicate through grunt
Facets:
value: vocally
type: MANNER
Source sentences:
text: Hippos appear to communicate vocally, through grunts and bellows, and they may practice echolocation, but the purpose of these vocalisations is currently unknown.
text: Hippopotamuses appear to communicate vocally, through grunts and bellows, and they may practice echolocation, but the purpose of these vocalizations is currently unknown.
text: Hippos appear to communicate vocally, through grunts and bellows, and they may practice echolocation, but the purpose of these vocalisations is currently unknown.