Question: What 2001 book written by British author J. K. Rowling about the magical creatures in the Harry Potter universe, which are a colourful aspect of the fictional wizarding world?
Sentence (from "Fantastic Beasts and Where to Find Them"): It includes several notes inside it supposedly handwritten by Harry, Ron Weasley, and Hermione Granger, detailing their own experiences with some of the beasts described, and including in-jokes relating to the original series.
Relevant evidence: No