Assertion: herring's migration | /r/CapableOf | take place
Facets:
value: in spring
type: TEMPORAL
value: in autumn
type: TEMPORAL
value: earlier
type: TEMPORAL
Source sentences:
text: These northern species may be reproducing less successfully due to temperature-induced habitat changes, while changes affecting breeding grounds and access to food may cause seasonal migrations to take place earlier in spring and later in autumn.