 So the biggest thing is panting is going to be the first thing. And there's kind of a difference between that normal happy pant that we're used to versus a frantic pant. They are really working to pant. Their tongue is out further than normal. Their gum color is, rather than that nice pink, it's a red, deeper pink, what we call brick red color. Their eyes are going to be stressed. You'll see the whites of their eyes. They will act restless. They may be weak. And so...