Assertion: blue whale | /r/HasAspect | baleen
Facets:
value: of teeth
type: LOCATION
Source sentences:
text: Instead of teeth, they have baleen, a filter-feeding system inside their mouths.
text: Unlike toothed whales, blue whales lack teeth and instead have baleen, which are thin, semirigid plates that grow down from the top of the whale's mouth.
text: Blue whales don’t have teeth, they have baleen, which is located in their upper jaw and which they use as a filter.