Assertion: sperm whale's predator | /r/HasProperty | the killer whale
Facets:
Source sentences:
text: The most common natural predator of sperm whales is the killer whale, but pilot whales and false killer whales sometimes harass them.
text: The biggest predator of the Minke Whale are Killer Whales
text: The most common natural predator of sperm whales is the killer whale, but pilot whales and false killer whales sometimes harass them.
text: The most common predator of sperm whales is the killer whale.