Assertion: sea lamprey | /r/HasProperty | aggressive parasite
Facets:
value: by nature
type: OTHER
Source sentences:
text: The sea lamprey is an aggressive parasite with a toothed, funnel-like sucking mouth and rasping tongue, which is used to bore into the flesh of other fishes to feed on their blood and body fluids.
text: The sea lamprey is an aggressive predator by nature, which gives it a competitive advantage in a lake system where it has no predators and its prey lacks defenses against it.