"Many dog-like pokemon are afraid of thunder, from what I've heard. I'm not sure why. As you can see, I'm just a kid, so I'm no scholar of pokemon personalities and thoughts. Not that I don't plan to be eventually. That's what raising pokemon is about." Cody said. "You might want to find an Electrike to hang around Growlithe, so he can associate electricity with a good thing. Just don't put it in a battle with an electric pokemon before it's ready."