Warner Bros. has acquired film rights to Kathryn Lasky's children's fantasy series Guardians of Ga'Hoole and set it up as a CG-animated film with Donald De Line producing, reports Variety.

The six-book series revolves around a parallel universe featuring a cast of owls and magic transformations. The first book begins with a young barn owl being pushed out of his family's nest by his older brother and then being rescued by agents from a mysterious school for orphaned owls.

Lasky will write the screenplay and executive produce. Visit the books' official website for more information.

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