Assertion: firefly | /r/CapableOf | flash in their abdomens
Facets:
value: to attract mates
type: PURPOSE
Source sentences:
text: This is seen in fireflies, which use periodic flashing in their abdomens to attract mates in the mating season.
text: This is seen in fireflies, which use periodic flashing in their abdomens to attract mates in the mating season.