Assertion: storm petrel | /r/HasProperty | nocturnal active at night
Facets:
value: at night
type: TEMPORAL
value: to avoid predation
type: PURPOSE
value: at the breeding sites
type: LOCATION
Source sentences:
text: This storm-petrel is strictly nocturnal (active at night) at the breeding sites to avoid predation by gulls and skuas, and will even avoid coming to land on clear moonlit nights.