"I also don't want to worry about them finding you passed out in a corridor because you don't think you're sick," Stiles stated with a sigh. "You have a fever, Professor, and you are clearly not taking care of yourself. At least with Batman there he will be able to get help or alert others to your presence." Stiles clearly thought his dog was a lot better trained than he was but Stiles was just worried for Derek and it was showing through.