Assertion: walking catfish | /r/CapableOf | pose threat
Facets:
value: to aquatic environments
type: TRANSITIVE-OBJECT
value: to native fishes
type: TRANSITIVE-OBJECT
value: as an invasive species
type: MANNER
Source sentences:
text: The walking catfish poses a threat as an invasive species.
text: In areas where it has been introduced, the walking catfish is thought certain to pose a threat to native fishes and aquatic environments although relatively little quantitative evidence has been published to date.