40 books • 4 series
Book #1: #1 Invasion
Book #1: Fre-Animorphs La Bande Dessine
Book #2: Au Temps Des Dinosaures
Book #2: #2 Visitor
Book #3: #3 Encounter
Book #2: The Visitor: A Graphic Novel (Animorphs #2)
Book #3: The Encounter: The Graphic Novel (Animorphs #3)
Book #5: The Predator