On the one hand, that's not... unusual for him, and he has the instinctive thought to hold still while this creature picks up whatever scents it needs to identify him. But on the other hand, that automatically labels this thing as a monster-level creature that's making him scrunch his mouth to the side to get the still-lit cigarette out of the way.

"You've... kinda got somethin'..." Mumbled out the other side of his mouth, "...Leakin' out of your... face..."