Red and White Setter
- BREED GROUP:Sporting
- WEIGHT:40 to 75 lbs
- HEIGHT:22.5 to 27 inches
- COLOR(S):White coat with dark red or brown spots.
Redbone Coonhound
- BREED GROUP:Hound
- WEIGHT:50 to 70 lbs
- HEIGHT:21 to 27 inches
- COLOR(S):Solid red.
Rhodesian Ridgeback
- BREED GROUP:Hound
- WEIGHT:70 to 85 lbs
- HEIGHT:24 to 27 inches
- COLOR(S):Shades of wheaten.
Romanian Mioritic Shepherd
- BREED GROUP:Herding
- WEIGHT:100 to 150 lbs
- HEIGHT:25 to 29 inches
- COLOR(S):White, lightly cream or pale gray, sometimes with patches of these colors.
Rottweiler
- BREED GROUP:Working
- WEIGHT:80 to 135 lbs
- HEIGHT:22 to 27 inches
- COLOR(S):Black with tan markings.
Russian Wolfhound
- BREED GROUP:Hound
- WEIGHT:60 to 100 lbs
- HEIGHT:26 to 28 inches
- COLOR(S):White, tan, gray, or golden. Solid or mixed coloring.
Saint Berdoodle
- BREED GROUP:Working
- WEIGHT:110 to 200 lbs
- HEIGHT:24 to 30 inches
- COLOR(S):White, black, apricot, or fawn with markings of black, white, or mahogany.
Saint Bernard
- BREED GROUP:Working
- WEIGHT:120 to 200 lbs
- HEIGHT:25 to 28 inches
- COLOR(S):White with red, red or brindle with white.
Saluki
- BREED GROUP:Hound
- WEIGHT:35 to 65 lbs
- HEIGHT:17 to 28 inches
- COLOR(S):White, cream, reddish brown, golden, red, grizzle, or black and tan.
Samoyed
- BREED GROUP:Working
- WEIGHT:35 to 65 lbs
- HEIGHT:19 to 24 inches
- COLOR(S):White, or cream.
Schapendoes
- BREED GROUP:Non-Sporting
- WEIGHT:33 lbs
- HEIGHT:16 to 20 inches
- COLOR(S):Blue gray to black.
Schipperke
- BREED GROUP:Non-Sporting
- WEIGHT:12 to 16 lbs
- HEIGHT:10 to 13 inches
- COLOR(S):Black.
Schnauzer - Giant
- BREED GROUP:Working
- WEIGHT:70 to 80 lbs
- HEIGHT:23 to 28 inches
- COLOR(S):Pure black or salt and pepper.
Schnauzer - Miniature
- BREED GROUP:Terrier
- WEIGHT:10 to 18 lbs
- HEIGHT:11 to 14 inches
- COLOR(S):Black, or salt and pepper.
Schnauzer - Standard
- BREED GROUP:Working
- WEIGHT:35 to 45 lbs
- HEIGHT:18 to 20 inches
- COLOR(S):Black, or salt and pepper.
Schnoodle
- BREED GROUP:Non-Sporting
- WEIGHT:10 to 20 lbs
- HEIGHT:10 to 14 inches
- COLOR(S):Black, gray, apricot, brown, or white. May be solid or sable.
Scottish Deerhound
- BREED GROUP:Hound
- WEIGHT:75 to 110 lbs
- HEIGHT:28 to 32 inches
- COLOR(S):Gray or gray brindle.
Scottish Terrier
- BREED GROUP:Terrier
- WEIGHT:18 to 22 lbs
- HEIGHT:10 inches
- COLOR(S):Black, wheaten, or brindle.