The Discovery by Katherine Applegate

https://thebookvoice.com/podcasts/2/audible/100514 to listen full audiobooks. Title: The Discovery Series: Animorphs, Book 20 Author: Katherine Applegate Narrator: Ramón de Ocampo Format: mp3 Length: 3 hrs and 8 mins Release date: 05-04-21 Ratings: 5 out of 5 stars, 94 ratings Genres: Historical Publisher's Summary: The blue box Elfangor used to create the Animorphs has been found by a kid named David. David has no idea what he has - or what it can do. But Marco does. And when he sees David with it, he knows the Animorphs have to get that box. At any cost. But what should have been a simple plan ends up going horribly wrong, leaving David is on the run with the Animorphs. Now they have only two choices: Turn David over to the Yeerks, or make him an Animorph.