Assertion: labrador duck | /r/Synonym | pied duck
Facets:
value: a fact that has led
type: OTHER
Source sentences:
text: The Labrador duck, also known as Pied duck and Skunk duck, is an extinct North American bird.
text: The Labrador duck was also known as the pied duck and skunk duck, the former being a vernacular name that it shared with the surf scoter and the common goldeneye (and even the American oystercatcher), a fact that has led to difficulties in interpreting old records of these species.