Assertion: porcupine's predator | /r/HasProperty | wolf
Facets:
Source sentences:
text: The predators who attack the porcupines sharing one burrow are great horned owls, leopards, coyotes, bobcats, mountain lions and wolves.
text: The primary predators for calves are golden eagles, grizzly bears and wolves.
text: The main predators for caribou are wolves and human hunters