Oh thank fuck there's a situation to deal with. He'd rather face a hoard of raptors than attempt a civilised conversation with Jack right now as is evident in how he grins and vamps out rather than show any kind of concern for their safety.
"Oh, I can hold my own."
And into the fray he goes, with no weapons other than his fangs and fists. They've done him well so far and he has yet to find an opponent he can't beat by punching it in the face. Can't run out of ammo, either.