The Harry Potter movies were all based on J.K. Rowling's novel series of the same name, but what books are the Fantastic Beasts movies adapted from? Since the first installment was published in 1997, the Harry Potter novels have become a global phenomenon, and are currently the best-selling book series of all time. The success of the movies is not to be sniffed at either, with the final film in the original Harry Potter series, Harry Potter and the Deathly Hallows — Part 2 grossing over $1 billion. As such, Harry Potter spinoffs were inevitable, and the first spinoff, Fantastic Beasts and Where To Find Them, was released in 2016, five years after the final Harry Potter movie.
Although the popularity of the franchise still dwarves most movies, the box office numbers of Fantastic Beasts 3 indicate that interest may be waning slightly. As a result, another Fantastic Beasts sequel is yet to be green lit, and looks more unlikely than ever. But are there more Fantastic Beasts books that the movie needs to adapt? The Harry Potter series consisted of eight movies adapted from seven books, but what about Fantastic Beasts?
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There is in fact, only one Fantastic Beasts book, simply named Fantastic Beasts and Where To Find Them by J.K. Rowling (although the cover often also says «By Newt Scamander»). First published in 2001, it's a supplementary book to the main series, and the real world physical manifestation of a copy of Harry's textbook of the same name, which is first mentioned in the first Harry Potter novel. It's a didactic book on Magizoology (the study of magical creatures) and contains information on over 85 magical species. Some of these beasts
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