Assertion: swan | /r/HasProperty | family anatidae
Facets:
Source sentences:
text: Read More on This Topic anseriform geese, and swans (family Anatidae) and the screamers (the three species of family Anhimidae).
text: Anseriform , any of more than 160 species constituting the bird order Anseriformes, which comprises the ducks , geese , and swans (family Anatidae ) and the screamer