The most dangerous animal that escapes from Scamander's briefcase is the Erumpent. It looks like a giant rhino, its hide repels spells, and it can inject deadly fluid into objects with its horn, which makes them explode.
MY HEART IS MELTING!Dear Professor Dumbledore, Thank you for helping Harry when he was beating Voldemort. I hope you are happy in wizard heaven. Say hello to Dobby and Snape and Hedwig. Love from Daniel, Age P.: I can't wait for my letter to Hogwarts.