Size of muzzle: R3.5 B3.5 D - Doberman small DD1 - Great Dane small F - French Bulldog 1 R1 9 B0 RB - Russian Borzoi BG - Beagle D1 - Doberman big EB1 - English Bulldog small GSD - German Shepherd OB3 12 R2 2 5 B2 SL - Saluki BX - Boxer DBD - Dogue de Bordeaux EM1 - English Mastiff 0 R - Rottweiler 3 7 A - Amstaff R3L B4 D0 - Doberman small bitch DH - Datchhund F1 - French Bulldog Big OB1 10 R1 - Rottweiler 4 B0.5 RR - Rodesian Ridgeback BM - Bullmastiff D2 EB2 - big English bulldog, short snout big dogs J1 OB4 13 R2L 6 B3 T - Terrier BX1 - Boxer small DD - Great Dane EM2 - English Mastiff M - malinois R0 3.5 8 B - Boston Terrier R4 BC - Border Collie D1 EB - English Bulldog F2 - French Bulldog Big OB2 11 R1L 4L B1 SH - Shih Tzu BT D3 EM - English Mastiff J2 P - Pitbull R3 6L