Mosby ,while you may well find hunters in all of the catagories you mentioned as far as desired dog traits and hunting styles, by and large most want a dog to go to ground, locate and work their quarry til dug to....Of course many work terriers in barns, old buildings, hay piles,etc, BECAUSE, thats where the game is located, but, those same dogs just as likely will be working to earth on another day.....You painted with far too broad a brush.....Different quarry , different tactics, and different sized dogs oftentimes, but still , a terrier to earth is the predominant U.S. standard......There