Something strange is happening at the zoo. An elephant runs amok, and ends up dead on the highway. A tiger escapes from its cage'its locked cage'with deadly results. And a gorilla, signing frantically, speaks of a white light' that's driving it mad with fear. As soon as they start their investigation, FBI Agents Fox Mulder and Dana Scully learn of the savage conflict between the zookeepers and the animal rights militants'and the tragic toll it's taking on the animals. But there's more. In a close encounter of the most terrifying kind, they come face to face with a hunting expedition from outer space'that's making the zoo a breeding ground of evil . . .