Probably.

Proboly

Does a meat-eater's mouth water when he sees roadkill?

depends on the animal

only if its a redneck

does your mouth water when you see an opportunity to tell someone you're a vegan?

No, that's the weird thing, I'm pretty reserved about it, its' the people who find out about it that are in your face suddenly with the usual what about the poor plants and old indian word for bad hunter and similar crap. I just smile and let 'em do their thing.