Human: What is the lionfish’s natural predator? Assistant: 
The lionfish’s natural predator is the octopus. The lionfish is a venomous fish that is native to the Indo-Pacific region. It is a popular aquarium fish, but it is also a threat to the ocean ecosystem. The lionfish is a voracious predator that preys on other fish, and it is known to eat other fish species that are native to the ocean.