Assertion: japanese beetle's predator | /r/HasProperty | natural
Facets:
Source sentences:
text: In their native Japan, this is not an issue because they do have natural predators.
text: Without natural predators, they quickly spread and today they are perhaps the number one garden pest.
text: In the United States, Japanese beetles lack a natural predator to control them.
text: It was kept in check by its natural predators and isolated by the large bodies of water surrounding the islands.