Assertion: starling's flock | /r/CapableOf | obtain all of their sustenance
Facets:
value: from these insects
type: OTHER
value: practically
type: MANNER
Source sentences:
text: When hayfields are being cut and raked in the latter part of August and early in September, flocks of young starlings obtain practically all of their sustenance from these insects, supplementing it with wild black cherries and elderberries.