User blog comment:D2r/Unanswered Questions of Redwall/@comment-174.70.39.218-20110425193131

Oh and I have an answer to 19, too:

I'm assuming, for the toilet thing, that they use outhouses or something, and just bury the stuff. And they don't avoid epidemics; they appear in quite a few books, and take a while to resolve.

I have no answer for the ship one, though... hmm