[Growlithe opens his mouth in a canine equivalent of a grin, if not for the tongue hanging out one side. She said he was cute!!]
Is that so? [Growlithe flips gracelessly over onto his back, kicking N in the face with one of his hind legs. N winces a little, but chuckles.] Perhaps that is because of their affinity for humans? This one-- [So he says, giving Growlithe's belly a brief pat.] -- seemed anxious without a human companion.

However, I would assume many less people have Arcanines. I have heard the evolution stones are rather rare.