Ama watched as the class freaked out about the crups tail. "Obviously the professor doesn't go around hurting poor creatures." she sighed. "It probably feels a slight loss like muggles that lose and arm or a leg and have a ghost arm feeling. They remember it being there and sometimes they get a feeling like it still is."

She looked again. "Or maybe the professor only made it invisible and the crup is confuzed that it can't see it."