[quote=Metronome]
I'd like to think that in his wolf form, Fen is a bit more resistant to toxins and such
[/quote]

I'd probably stick to that. Makes the most sense. I'd imagine anyone except Fen who you stated knows the area, would have to make sure that their not drinking from water that's branched away from the river. Louisiana is as downstream as it gets. We're picking up all the irradiated garbage.