[While he doesn't jump out of his skin, Nick is certainly startled by the sudden appearance of a wolf at his side.]

Shit!

[He steps back, shaking his head.]

I knew there was something odd about you -- the claw marks in the coffin, the eyes. I was thinking maybe a synth, or hell, maybe some kind of premature super mutant. I guess this is as good an explanation as any.

[He's pretty collected, all things considered, but he is an oddity himself. He should expect to meet more in a place like this.]