Assertion: lionfish | /r/CapableOf | threaten reef systems
Facets:
value: by preying on fish
type: MANNER
Source sentences:
text: Lionfish, which have no natural predators in the Atlantic, threaten reef systems by preying on fish that clean the reef and keep it healthy.
text: Lionfish, which have no natural predators in the Atlantic, threaten reef systems by preying on fish that clean the reef and keep it healthy.