What is quibbler?

The Quibbler is a fictional magazine in the Harry Potter series of books by J.K. Rowling. It is known for publishing articles on eccentric and strange topics such as "The Crumple-Horned Snorkack" and "Luna Lovegood's Guide to Cookery." The magazine is edited by Xenophilius Lovegood, the father of Luna Lovegood, and is often ridiculed by the wizarding community for its bizarre content. Despite this, the Quibbler has gained a cult following among those who believe in the more unusual aspects of magic and the wizarding world.