Despite Quirrell is holding an iguana, I think Quirrell actually says "The v-vampire b-b-bat is an essencial ingredient in -", so I don't think the class concerns iguanas. --  Seth Cooper  owl post! 16:26, October 18, 2009 (UTC)

Oh, sorry. He's hard to understand and I was writing on memory. Butterfly the rabbit 17:35, October 18, 2009 (UTC)