num_pages: 166
description: There's a new rumor in town. Someone has discovered an item that proves life on other planets exists. And they've been hiding it on a base called Zone 91. The Most Secret Place On Earth.Cassie, the other Animorphs, and Ax already know about life on other planets. Too well. They also realize the Yeerks will try to access Zone 91. To find out if what's there will threaten their mission. So the Animorphs decide to pay Zone 91 and the Yeerks a little visit. But what they discover is not at all what they expect. . . .
language: English
title: The Unknown
titlecomplete: The Unknown (Animorphs, #14)
characters: Visser Three
genres: Middle Grade, Science Fiction, Young Adult, Childrens, Adventure, Novels, Animals, Aliens, Fiction, Fantasy
ratings_count: 4386
places: The United States of America
series: Animorphs
publisher: Scholastic Inc.