[ He's still surprised, actually; it takes conscious effort to make sure that Green isn't outright staring at the strange auroras appearing on the instructors body. There aren't very many bio-luminescent pokemon where he comes from, and none that can do what Armada can apparently do. But studying it so obviously - he doesn't want to get called out for acting totally out of turn.

It's probably normal for people out in space - chances are he's the strange one here. That wouldn't surprise him very much.

Arcanine moves once Armada starts moving, approaching with cautious steps. The beast lumbers forward until he's slightly in front of Green, dark eyes focused. ]

Both. They understand when they're being called.

Some trainers give their pokemon nicknames, but that's as far as things go.