Assertion: duck's bill | /r/HasProperty | broad
Facets:
value: usually
type: DEGREE
Source sentences:
text: The bill is usually broad and contains serrated pecten (biology), which are particularly well defined in the filter-feeding species.
text: Their bills are long and broad as well and contain lamellae (ridges), which help filter feeding.
text: A duck's bill is typically broad and somewhat flattened to function as a more efficient food scoop or strainer, though there is great variation in bill shape and size among ducks.