The Invasion (Animorphs #1)

The Unknown (Animorphs #14)

The Departure (Animorphs #19)

The Escape (Animorphs #15)

The Warning (Animorphs #16)

The Solution (Animorphs #22)

The Suspicion (Animorphs #24)

The Threat (Animorphs #21)

The Pretender (Animorphs #23)

The Extreme (Animorphs #25)

The Decision (Animorphs #18)

The Discovery (Animorphs #20)

The Illusion (Animorphs #33)

The Mutation (Animorphs #36)

The Proposal (Animorphs #35)

The Journey (Animorphs #42)

The Change (Animorphs #13)

The Prophecy (Animorphs #34)

The Underground (Animorphs #17)

The Attack (Animorphs #26)