WHAT SORT OF A STUPID FCUKING QUESTION IS THAT .?WHAT DOGS ARE THE BEST FOR A DEEP DIG .?A BIG HAIRY PUG CROSS ROTTWEILLIER CROSS PODDLE CROSS FCUKING PITBULL.????WHO EVER IS ASKING THIS SORT OF A QUESTION HASNT A FCUKING CLUE AND IT IS POINTLESS PUTTING UP A POST ABOUT WORKING DOGS U GOTTA BE COMPLETE TWAT!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!SHUT UP OR PUT UP.................