What’s black, white, green and brown?… Posted on May 1, 2016May 1, 2010 by admin What’s black, white, green and brown? A cow in a muddy field with a runny nose. Spread the love Related posts: Two Fathers and Two Sons Fishing The pencil and the eraser. What can go up the chimney down, but can’t… What’s Irish and sits outside in the summertime?…