[Well, he can't help but feel a little defensive at that...]

He has retractable teeth, and didn't look like he had any at first. So that's what I named him.

[Hiccup pushes the center button on the pokeball at Heather's offer, revealing what should be very a very familiar creature to her by now, what with Henry's newfound obsession. This Tropius seems to be a tiny bit bigger, though, and much more alert.]

I think they're called 'Tropius'.