狮子是草原上的顶级掠食者。

The lion is a top ___predator on the savanna.

那个高利贷者是个掠夺者，专门剥削贫困家庭。

The loan shark is a ___predator who preys on poor families.

猫头鹰是夜间捕食其他小动物的掠食者。

The owl is a ___predator that hunts small animals at night.