Scots exclamation of surprise. Yes, you're right, Nogrod; you were thinking along those lines too.
Look: it doesn't
really matter who the Ranger is. The village will have both your heads on pikes and thank the real one retrospectively if need be. Whichever course we choose leads to the same result. Right?
If Boro is lying, we lynch Shasta, lose someone, lynch Boro and lose someone. That still leave us 2 days to find the last wolf.
And vice versa.