Assertion: vireo's nest | /r/HasProperty | parasitized by cowbird
Facets:
value: commonly
type: TEMPORAL
Source sentences:
text: Nests are commonly parasitized by cowbirds.
text: As a result, nests parasitized by cowbirds usually fledge only cowbird young.
text: In the American redstart, nests parasitized by cowbirds were found to have a higher rate of predation, likely due in part to the loud begging calls by the cowbird nestling, but also partly explained by the fact that nests likely to be parasitized are also more likely to be predated.