Assertion: gull's diet | /r/CapableOf | vary by season
Facets:
value: considerably
type: DEGREE
Source sentences:
text: The diet and feeding technique of the Sabine's gull varies by season and habitat.
text: Herring Gulls feed mostly on natural prey such as marine fish, especially the herring (which is one of their favorite foods - hence the name “herring” gull) and invertebrates, although the diet varies considerably with season and location.