Chihuahua: Smallest AKC breed, in "toy" group. 4-6 lbs, various colors. Originated in Chihuahua, Mexico. Oldest American breed, introduced to Europe by Columbus.
Dachshund: AKC "hound" group. Size: 8-32 lbs, various colors. Originated in 17th century Germany for badger hunting. Nearly extinct post-WWI, now popular in America.
Chow Chow: medium-sized dog, non-sporting group. Originated in China/Mongolia as hunting/herding dogs. Popularized in the U.S. by President Coolidge.
Doberman Pinscher: Medium-sized working dog developed by Karl Doberman for protection. Intelligent, strong, protective, used as guard and police dogs.
Dalmatians: AKC medium-sized working dogs. 45-60 lbs, white coat with black/brown spots. Origins unclear. Used as carriage dogs. Need socialization, good with kids. Energetic, require exercise.
Rottweilers: AKC large-sized working dogs. 85-130 lbs, black coat with rust/mahogany markings. Origin: Rottweil, Germany. Used for herding, hunting. Aloof with strangers, loyal/protective.
Jack Russell Terriers are not recognized by AKC; instead, Parson Russell Terriers are recognized. Jack Russells are small, white dogs with black or tan markings.
German Shepherds are medium-sized herding dogs, weighing 70-85 pounds. They have mixed brown, gray, black, and tan fur. Originating in Germany, they are intelligent and versatile
American Pit Bull Terriers were developed in the 19th century in England, Scotland, and Ireland. Originally used for dogfighting, they later evolved into a milder and smaller breed.
Siberian Huskies are medium-sized working dogs, weighing 35-70 pounds. They have medium-length double coats in various colors. Originating in Siberia, they were used for sled pulling and as rescue dogs.