Assertion: narwhal's predator | /r/HasProperty | killer whales
Facets:
Source sentences:
text: Predators: Killer whales (orcas) and polar bears.
text: The major predator of the narwhal is the killer whale, while Greenland sharks, polar bears and walrus have on occasion been reported to prey upon it.
text: The only predators of narwhals besides humans are polar bears and killer whales (orcas).