<human>:  Is Sea World hazardous to leopard seal's health?
<bot>: Yes, Sea World is hazardous to the health of leopard seals. Leopard seals have only one natural predator, the killer whale. Sea World is an aquatic show that involves many water animals. Killer Whales, such as Tilikum, are headliners at Sea World. So Sea World is hazardous to the health of leopard seals.