List of Animorphs books - AbsoluteAstronomy.com

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s in the Animorphs
Animorphs
Animorphs is an English language science fiction series of young adult books written by K. A. Applegate and published by Scholastic. Five humans, Jake, Marco, Cassie, Rachel, and Tobias, and one alien, Aximili-Esgarrouth-Isthill , obtain the ability to morph into any animal they touch. They name...

series by K. A. Applegate
K. A. Applegate
Katherine Alice Applegate is an American author, best-known as the author of the Animorphs, Remnants, Everworld and other book series, although some of the books in these series are ghostwritten by other authors. Applegate's most popular books are science fiction, fantasy, and adventure novels...

. For a list of authors who ghostwrote much of this series using Applegate's name, see Animorphs.

Animorphs main series

#	Title	First Published	ISBN	Ghostwriter
1	The Invasion The Invasion (Animorphs) The Invasion, published in 1996 and written by K. A. Applegate, is the first book in the Animorphs series. It is narrated by Jake.-Plot summary:...	June 1996	ISBN 0-590-62977-8
2	The Visitor The Visitor (Animorphs) The Visitor, published in 1996 and written by K. A. Applegate, is the second book in the Animorphs series. It is narrated by Rachel.-Plot summary:...	June 1996	ISBN 0-590-62978-6
3	The Encounter The Encounter (Animorphs) The Encounter, published in 1996 and written by written by K. A. Applegate, is the third book in the Animorphs series. It is narrated by Tobias.-Plot summary:...	August 1996	ISBN 0-590-62979-4
4	The Message The Message (Animorphs) The Message, published in 1996 and written by K.A. Applegate, is the fourth book in the Animorphs series. It is narrated by Cassie.-Plot summary:Cassie and Tobias are having strange dreams about a presence in the ocean...	October 1996	ISBN 0-590-62980-8
5	The Predator The Predator (Animorphs) The Predator, published in 1996 and written by K.A. Applegate, is the fifth book in the Animorphs series. It is narrated by Marco.-Plot summary:Ax wishes to return to the Andalite home world, and to do so, he needs a ship...	December 1996	ISBN 0-590-62981-6
6	The Capture The Capture (Animorphs) The Capture, published in 1997 and written by K.A. Applegate, is the sixth book in the Animorphs series. It is narrated by Jake. The Capture is due to be re-releasd by Scholastic in March 2012.-Plot summary:...	February 1997	ISBN 0-590-62982-4
7	The Stranger The Stranger (Animorphs) The Stranger is the seventh book in the Animorphs series, written by K.A. Applegate. It is narrated by Rachel.-Plot summary:Rachel's father asks her to move with him to another state. After some reconnaissance work, Marco and Tobias find an entrance to the underground Yeerk Pool, in one of the...	April 1997	ISBN 0-590-99726-2
8	The Alien The Alien (Animorphs) The Alien is the eighth book in the Animorphs series, written by K. A. Applegate. It is the first book narrated by Ax.-Plot:...	July 1997	ISBN 0-590-99728-9
9	The Secret The Secret (Animorphs) The Secret is the ninth book in the Animorphs series, written by K.A. Applegate. It is narrated by Cassie.-Plot summary:Cassie and the Animorphs discover from Ax and Tobias that the Yeerks have set up a dummy logging company, called Dapsen Logging Company, in the woods...	August 1997	ISBN 0-590-99729-7
10	The Android The Android (Animorphs) The Android is the tenth book in the Animorphs series, written by K.A. Applegate. It is narrated by Marco.-Plot summary:While sneaking into a concert in dog morph, Jake and Marco discover that they are unable to detect a smell from their friend Erek King, something impossible, as all living things...	August 1997	ISBN 0-590-99730-0
11	The Forgotten The Forgotten (Animorphs) The Forgotten is the eleventh book in the Animorphs series, written by K.A. Applegate. It is narrated by Jake.-Plot summary:Jake spends a day having strange flashbacks of himself in a rainforest, which leaves him disturbed....	September 1997	ISBN 0-590-99732-7
12	The Reaction The Reaction (Animorphs) The Reaction is the twelfth book in the Animorphs series, written by K.A. Applegate. It is narrated by Rachel.-Plot summary:Rachel and Cassie are on a school field trip to zoo at The Gardens. At the crocodile enclosure, the girls witness a young boy fall in. Rachel bravely jumps into the pit after...	October 1997	ISBN 0-590-99734-3
13	The Change The Change (Animorphs) The Change is the thirteenth book in the Animorphs series, written by K.A. Applegate. It is narrated by Tobias.-Plot summary:Tobias takes Rachel on a tour, to show her the Yeerk pool entrance that he had discovered. Soon, though, he finds he is not where he was heading; they suddenly are flying...	November 1997	ISBN 0-590-49418-X
14	The Unknown The Unknown (Animorphs) The Unknown is the fourteenth book in the Animorphs series, written by K.A. Applegate. It is narrated by Cassie.The front cover quote is, "Never underestimate the power of a morph....". All books after The Unknown were dedicated to Applegate's son, Jake, as well as her husband and co-writer, Michael...	January 1998	ISBN 0-590-49423-6
15	The Escape The Escape (Animorphs) The Escape is the fifteenth book in the Animorphs series, written by K.A. Applegate. It is narrated by Marco.The cover quote reads, "The Yeerks are out there...."-Plot summary:...	January 1998	ISBN 0-590-49424-4
16	The Warning The Warning (Animorphs) The Warning is the sixteenth book in the Animorphs series, written by K.A. Applegate. It is narrated by Jake.-Plot summary:Jake discovers a Yeerk website, but is it what it seems? It looks like a crazy mix of fact and fiction. He's not sure if it's a Yeerk trap, or a place for potential...	March 1998	ISBN 0-590-49430-9
17	The Underground The Underground (Animorphs) The Underground is the seventeenth book in the Animorphs series, written by K.A. Applegate. It is narrated by Rachel.-Plot summary:...	April 1998	ISBN 0-590-49436-8
18	The Decision The Decision (Animorphs) The Decision is the eighteenth book in the Animorphs series, written by K.A. Applegate. It is narrated by Ax.The inside front cover quote is, "Ax is about to bug out...." The front cover quote is, "Change a little. Change a lot...	May 1998	ISBN 0-590-49441-4
19	The Departure The Departure (Animorphs) The Departure is the nineteenth book in the Animorphs series, written by K.A. Applegate. It is narrated by Cassie and Jake, who narrates several chapters towards the end of the story.-Plot summary:...	July 1998	ISBN 0-590-49451-1
20	The Discovery The Discovery (Animorphs) The Discovery is the twentieth book in the Animorphs series, written by K.A. Applegate. It is narrated by Marco. It is the first book in the David trilogy.-Plot summary:...	August 1998	ISBN 0-590-49637-9
21	The Threat The Threat (Animorphs) The Threat is the twenty-first book in the Animorphs series, written by K.A. Applegate. It is narrated by Jake. It is the second book in the David trilogy.-Plot summary:...	August 1998	ISBN 0-590-76254-0
22	The Solution The Solution (Animorphs) The Solution is the twenty-second book in the Animorphs series, written by K.A. Applegate. It is narrated by Rachel. It is the last book in the David trilogy.-Plot summary:...	September 1998	ISBN 0-590-76255-9
23	The Pretender The Pretender (Animorphs) The Pretender is the twenty-third book in the Animorphs series, written by K.A. Applegate. It is narrated by Tobias.-Plot summary:...	November 1998	ISBN 0-590-76256-7
24	The Suspicion The Suspicion (Animorphs) The Suspicion is the twenty-fourth book in the Animorphs series, written by K.A. Applegate. It is narrated by Cassie.-Plot summary:...	December 1998	ISBN 0-590-76257-5
25	The Extreme The Extreme (Animorphs) The Extreme is the twenty-fifth book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Jeffrey Zeuhlke. It is narrated by Marco....	January 1999	ISBN 0-590-76258-3	Jeffrey Zeuhlke
26	The Attack The Attack (Animorphs) The Attack is the twenty-sixth book in the Animorphs series, written by K.A. Applegate. It is narrated by Jake.-Plot summary:...	February 1999	ISBN 0-590-76259-1
27	The Exposed The Exposed (Animorphs) The Exposed is the twenty-seventh book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Laura Battyanyi-Weiss, although due to an editorial oversight, Battyanyi-Weiss was uncredited for this book. It is narrated by Rachel.The front cover quote is "They...	March 1999	ISBN 0-590-76260-5	Laura Battyanyi-Weiss
28	The Experiment The Experiment (Animorphs) The Experiment is the twenty-eighth book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Amy Garvey. It is narrated by Ax.The front cover quote is "Change is a good thing...	March 1999	ISBN 0-590-76261-3	Amy Garvey
29	The Sickness The Sickness (Animorphs) The Sickness is the twenty-ninth book in the Animorphs series, authored by K.A. Applegate. It is known to have been ghostwritten by Melinda Metz. It is narrated by Cassie.-Plot summary:...	June 1999	ISBN 0-590-76262-1	Melinda Metz Melinda Metz Melinda Metz is an American author of young adult books. Her series Roswell High, about teenage aliens, is the basis of The WB television series Roswell. Another series, Fingerprints, is about a psychic girl who reads thoughts from fingerprints...
30	The Reunion The Reunion (Animorphs) The Reunion is the thirtieth book in the Animorphs series, authored by K.A. Applegate. It is known to have been ghostwritten by Elise Donner. It is narrated by Marco.-Plot summary:...	June 1999	ISBN 0-590-76263-X	Elise Smith
31	The Conspiracy The Conspiracy (Animorphs) The Conspiracy is the thirty-first book in the Animorphs series, authored by K.A. Applegate. It is known to have been ghostwritten by Laura Battyanyi-Wiess. It is narrated by Jake.-Plot summary:...	July 1999	ISBN 0-439-07031-7	Laura Battyanyi-Weiss
32	The Separation The Separation (Animorphs) The Separation is the thirty-second book in the Animorphs series, written by K.A. Applegate. It is narrated by the two 'halves' of Rachel.-Plot summary:...	July 1999	ISBN 0-439-07032-5
33	The Illusion The Illusion (Animorphs) The Illusion is the thirty-third book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Ellen Geroux. It is narrated by Tobias.-Plot summary:...	August 1999	ISBN 0-439-07033-3	Ellen Geroux
34	The Prophecy The Prophecy (Animorphs) The Prophecy is the thirty-fourth book in the Animorphs series, authored by K.A. Applegate. It is known to have been ghostwritten by Melinda Metz. It is narrated by Cassie and Aldrea.-Plot summary:...	September 1999	ISBN 0-439-07034-1	Melinda Metz Melinda Metz Melinda Metz is an American author of young adult books. Her series Roswell High, about teenage aliens, is the basis of The WB television series Roswell. Another series, Fingerprints, is about a psychic girl who reads thoughts from fingerprints...
35	The Proposal The Proposal (Animorphs) The Proposal is the thirty-fifth book in the Animorphs series, authored by K.A. Applegate. It is known to have been ghostwritten by Jeffrey Zuehlke. It is narrated by Marco.-Plot summary:...	October 1999	ISBN 0-439-07035-X	Jeffrey Zeuhlke
36	The Mutation The Mutation (Animorphs) The Mutation is the thirty-sixth book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Erica Bobone. It is narrated by Jake.-Plot summary:...	November 1999	ISBN 0-439-10675-3	Erica Bobone
37	The Weakness The Weakness (Animorphs) The Weakness is the thirty-seventh book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Elise Smith...	December 1999	ISBN 0-439-10676-1	Elise Smith
38	The Arrival The Arrival (Animorphs) The Arrival is the thirty-eighth book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Kim Morris. It is narrated by Ax.The front cover quote is "Andalites have reached Earth...	January 2000	ISBN 0-439-10677-X	Kimberly Morris
39	The Hidden The Hidden (Animorphs) The Hidden is the thirty-ninth book in the Animorphs series. It was ghostwritten by Laura Battyanyi-Wiess . It is narrated by Cassie.-Plot summary:...	February 2000	ISBN 0-439-10678-X	Laura Battyanyi-Weiss
40	The Other	March 2000	ISBN 0-439-10679-6	Gina Gascone
41	The Familiar The Familiar (Animorphs) The Familiar is the forty-first book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Ellen Geroux. It is narrated by Jake.The cover quote is "They're out of sight...	April 2000	ISBN 0-439-11515-9	Ellen Geroux
42	The Journey The Journey (Animorphs) The Journey is the forty-second book in the Animorphs series, written by K. A. Applegate. It is known to have been ghostwritten by Emily Costello. It is co-narrated by Rachel and Marco.-Plot summary:...	May 2000	ISBN 0-439-11516-7	Emily Costello
43	The Test The Test (Animorphs) The Test is the forty-third book in the Animorphs series, written by K.A. Applegate. It was ghostwritten by Ellen Geroux. It is narrated by Tobias.-Plot summary:...	June 2000	ISBN 0-439-11517-5	Ellen Geroux
44	The Unexpected The Unexpected (Animorphs) The Unexpected is the forty-fourth book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Lisa Harkrader. It is narrated by Cassie.-Plot summary:...	July 2000	ISBN 0-439-11518-3	Lisa Harkrader
45	The Revelation The Revelation (Animorphs) The Revelation is the forty-fifth book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Ellen Geroux. It is the first book in the ten-book arc that finalized the story of the Animorphs...	August 2000	ISBN 0-439-11519-1	Ellen Geroux
46	The Deception The Deception (Animorphs) The Deception is the forty-sixth book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Elise Donner. It is narrated by Ax.-Plot summary:...	September 2000	ISBN 0-439-11520-5	Elise Smith
47	The Resistance The Resistance (Animorphs) The Resistance is the forty-seventh book in the Animorphs series, written by K.A. Applegate. It is known to have been ghostwritten by Ellen Geroux. It is the third book in the ten-book arc that finalized the story of the Animorphs...	October 2000	ISBN 0-439-11521-3	Ellen Geroux
48	The Return The Return (Animorphs) The Return is the forty-eighth book in the Animorphs series, written by K. A. Applegate. It is known to have been ghostwritten by Kimberly Morris. Due to an editorial oversight, Lisa Harkrader was mistakenly credited with writing the book. It is narrated by Rachel...	November 2000	ISBN 0-439-11522-1	Kimberly Morris
49	The Diversion	December 2000	ISBN 0-439-11523-X	Lisa Harkrader
50	The Ultimate The Ultimate (Animorphs) The Ultimate, published in 2001 and written by K.A. Applegate, is the fiftieth book in the Animorphs series. It is narrated by Cassie.-Plot summary:...	January 2001	ISBN 0-439-11524-8	Kimberly Morris
51	The Absolute The Absolute (Animorphs) The Absolute, published in 2001, is the fifty-first book in the Animorphs series, written by K. A. Applegate. It is narrated by Marco.-Plot summary:...	February 2001	ISBN 0-439-11525-6	Lisa Harkrader
52	The Sacrifice The Sacrifice (Animorphs) The Sacrifice is the fifty-second book in the Animorphs series, written by K. A. Applegate. It is known to have been ghostwritten by Kim Morris. It is narrated by Ax.-Plot summary:...	March 2001	ISBN 0-756-92297-6	Kimberly Morris
53	The Answer The Answer (Animorphs) The Answer is the fifty-third and penultimate book in the Animorphs series. It is narrated by Jake.-Plot summary:After the destruction of the Yeerk pool, Jake, Tobias, and Marco witness the Yeerks destroying the last remnants of their hometown and watch as the Pool ship lands amidst the destruction...	April 2001	ISBN 0-439-11527-2
54	The Beginning The Beginning (Animorphs) The Beginning is the fifty-fourth and final book in the Animorphs series. Unlike other Animorphs books in the main series, but similar to the Megamorphs, all characters conduct narration instead of just one.-Plot summary:...	May 2001	ISBN 0-439-11528-0

Companion books

#	Title	First Published	ISBN	Notes
Megamorphs 1	The Andalite's Gift The Andalite's Gift (Megamorphs) #1: The Andalite's Gift is the first book in the series, a set of companion books to the Animorphs series. With respect to continuity, it takes place between book #7, The Stranger and book #8, The Alien...	May 1997	ISBN 0-590-21304-0
Megamorphs 2	In the Time of Dinosaurs In the Time of Dinosaurs (Megamorphs) #2: In the Time of Dinosaurs is the second book in the series, a set of companion books to the Animorphs series. With respect to continuity, it takes place between book #18, The Decision and book #19, The Departure...	June 1998	ISBN 0-590-95615-9
Megamorphs 3	Elfangor's Secret Elfangor's Secret (Megamorphs) Megamorphs #3: Elfangor's Secret is the third book in the Megamorphs series, a spinoff of the Animorphs series. With respect to continuity, it takes place between The Sickness and The Reunion .-Plot summary:...	April 1999	ISBN 0-590-03639-4
Megamorphs 4	Back to Before Back to Before (Megamorphs) Megamorphs #4: Back to Before is the fourth and final book in the Megamorphs series, a spinoff of the Animorphs series. With respect to continuity, it takes place between The Other and The Familiar .-Plot summary:...	April 2000	ISBN 0-439-17307-8
\|The Andalite Chronicles The Andalite Chronicles The Andalite Chronicles is a science-fiction novel, and is the first companion book to the Animorphs series, written by K. A. Applegate. Within the timeline of the series, this book takes place before the first book in the series, The Invasion...	December 1997	ISBN 0-590-10971-5	This book is divided into three parts: #1 - Elfangor's Journey, #2 - Alloran's Choice, and #3 - An Alien Dies. Each part was originally released as a separate book to school book clubs.
\|The Hork-Bajir Chronicles The Hork-Bajir Chronicles The Hork-Bajir Chronicles is the second companion book to the Animorphs series, written by K. A. Applegate. With respect to continuity within the series, it takes place before book #23, The Pretender, although the events told in the story occur between the time of The Ellimist Chronicles and The...	November 1998	ISBN 0-439-04291-7
\|Visser Visser (novel) Visser is the third companion book to the Animorphs series, written by K. A. Applegate. Within the continuity of the series, it takes place directly after the events of book #35, The Proposal, but is also in part a detail of the backstory of its narrator, Edriss 562, Visser One, whose host is...	October 1999	ISBN 0-439-08764-3
\|The Ellimist Chronicles The Ellimist Chronicles The Ellimist Chronicles is a children's science-fiction novel, a companion book to the Animorphs series written by K. A. Applegate. It tells the backstory of the Ellimist, a god-like being from the story...	October 2000	ISBN 0-439-21798-9
Alternamorphs 1	The First Journey The First Journey (Alternamorphs) Alternamorphs #1: The First Journey is the first book of the Alternamorphs series, a spinoff of the Animorphs series. It involves a second-person narrative so as to allow the reader to actually take part in the story...	March 1999	ISBN 0-439-06164-4	Ghostwritten by Tonya Alicia Martin. This is a game-style book that exists outside the main series continuity.
Alternamorphs 2	The Next Passage The Next Passage (Alternamorphs) Alternamorphs #2: The Next Passage is the second and final book of the Alternamorphs series, a spinoff of the Animorphs series. It involves a second-person narrative so as to allow the reader to actually take part in the story...	March 2000	ISBN 0-439-14263-6	Ghostwritten by Emily Costello. This is a game-style book that exists outside the main series continuity.

Animorphs main series

Companion books

See also