Certain factors can increase your risk of developing angioedema. These include: a previous occurrence of angioedema or hives; a previous allergic reaction; a family history of angioedema or hives; sudden temperature changes; stress or anxiety; injury
Warner Bros. Pictures announced in September 2013 that J. K. Rowling would be making her screenwriting debut with the first of a planned series of films based upon Fantastic Beasts and Where to Find Them, part of an expanded creative partnership with Rowling.
Scamander himself does not appear in the seven Harry Potter books. He is mentioned in passing in Harry Potter and the Philosopher's Stone as the author of Fantastic Beasts and Where to Find Them. He is the central character of the film adaptation of Fantastic Beasts and Where to Find Them portrayed by Eddie Redmayne.