Where to Start Reading Animorphs
For the best introduction to the series, you should start with the very first book, The Invasion (#1). This book establishes the core conflict: five human teenagers and one alien ally gaining the power to morph into any animal they touch in order to resist the secret invasion of the parasitic Yeerks. Alternatively, modern readers can begin with the official graphic novel adaptations (the Animorphs Graphix series), which offer a stunning visual entry point starting with The Invasion: A Graphic Novel.
The Recommended Reading Order (Integrated Path)
While the main series consists of 54 numbered books, there are several essential spin-offs and companion novels. Reading only the main numbered books will leave you confused, as major plot changes occur in the spin-offs. We recommend following an integrated order based on publication history, which weaves these side novels into the main narrative perfectly:
- Animorphs #1–7
- Megamorphs #1: The Andalite's Gift
- Animorphs #8–12
- The Andalite Chronicles (A prequel originally published in three parts: Elfangor's Journey, Alloran's Choice, and An Alien Dies)
- Animorphs #13–18
- Megamorphs #2: In the Time of Dinosaurs
- Animorphs #19–22
- The Hork-Bajir Chronicles (Essential lore on how the invasion began on the Hork-Bajir home world)
- Animorphs #23–29
- Megamorphs #3: Elfangor's Secret
- Animorphs #30–35
- Visser (A crucial companion novel focusing on the main antagonist, Visser One)
- Animorphs #36–40
- Megamorphs #4: Back to Before
- Animorphs #41–54
Note on The Ellimist Chronicles: This deep-lore prequel can be read anytime between books #41 and #53. Some readers prefer to read it right before the final book, while others save it for the very end as a post-series palate cleanser.
Publication Order vs. Chronological Order
Reading the series in strict chronological order—starting with the prequels like The Hork-Bajir Chronicles and The Andalite Chronicles—is not recommended. These prequels reveal critical plot twists and background lore that spoil the suspense and mystery of the early numbered books. Following the integrated publication path above keeps the story's emotional beats and surprises intact.
Spin-offs and Co-authorship Context
The Animorphs universe contains several distinct subseries:
- Megamorphs: Large-scale, high-stakes adventures featuring shifting perspectives from all five core Animorphs.
- Chronicles: Deep-dive backstory books exploring the histories of different alien races (Andalites, Hork-Bajirs, and the god-like Ellimists).
- Alternamorphs: A two-book interactive "Choose Your Own Adventure" gamebook spin-off. These books are non-canon and completely optional.
The series was created by the husband-and-wife team of Katherine Applegate and Michael Grant, publishing under the single pen name K. A. Applegate. To keep up with the intense monthly release schedule of the late 90s, they utilized ghostwriters for the majority of the books between #25 and #52, working from detailed outlines. Applegate and Grant returned to write the beginning and end of the series themselves.