Size

Belgian Sheepdogs are affectionate and friendly, playful and alert, but also independent and intense.

Originally used as farm dogs in Switzerland, hardy Bernese Mountain Dogs can withstand cold weather, and are very strong and agile for their size.

You may recognize these little white powder puffs with legs as clown dogs from the circus. Bichon Frise are a lively breed and love being part of the family.

The workaholic of the dog world, the Border Collie is the world’s premier sheep herder, prized for its intelligence, extraordinary instinct and working ability. Medium-sized and athletic, the breed controls stock with stalking movement and an intense gaze known as “eye.” The Border Collie coat can be rough or smooth and includes any color in bi-color, tri-color, merle, sable, or solid patterns.

Also known as the Russian Wolfhound, Borzoi are refined, fast and independent dogs.

The Boston Terrier is the official state dog of Massachusetts, but these dogs are loved all over the world for their affectionate, gentle nature.

Boxers are loving and faithful, and will loyally protect their pet parent. They also have a clownish side to their personality, and get along well with children. Find out more about Boxers here.

A wonderful jogging or hiking buddy, the Brittany Spaniel needs a lot of exercise.

A sturdy little dog, the Brussels Griffon rose to fame in the movie, As Good as it Gets. Cheerful, sensitive and sometimes high-strung, Griffons really love to be spoiled! Check out more details on these cute little dogs here.

Bulldogs, also known as English or British bulldogs, are well-loved in Britain and are the 12th most popular breed in the U.S. Find out more about these comical dogs here.