Assertion: duck | /r/CapableOf | swallow pebble
Facets:
value: to provide grit
type: PURPOSE
Source sentences:
text: Ducks Swallow Rocks and Pebbles
text: In addition to these nutritious foods, some ducks will also eat sand, gravel, pebbles and small shells to provide grit that aids their digestion.
text: Why do ducks swallow sharp rocks and pebbles?
text: But do you know that ducks also swallow rocks and pebbles?
text: In addition to these nutritious foods, some ducks will also eat sand, gravel, pebbles, and small shells to provide grit that aids their digestion.