Beady: Eyes that are small, round, and glittering, imparting an expression foreign to the breed.

Beard: Thick, long hair growth on the underjaw.

Bearded Collie: A breed of herding dogs originating in Scotland, having a long shaggy coat and drooping ears.

Beauty Spot: A distinct spot, usually round, of colored hair, surrounded by the white spot of the blaze, on the topskull between the ears (Blenheim Spaniel or Boston Terrier).

Beaver: A mixture of white, gray, brown, and black hairs. Color definitions may vary by breed. Always check the breed standard for the definitive color description.

Bea-Sting Tail: A relatively short, strong, straight tail that tapers to a point. Used to describe the characteristics of a Pointer's tail.

Bedlington Terrier: A terrier of a breed developed in England, having a woolly grayish or brownish coat.

Beefy: Over-heavy development of the hindquarters.

Behavior Modification: The use of basic learning techniques, such as conditioning, biofeedback, reinforcement, or aversion therapy, to teach simple skills or alter undesirable behavior.

Belge: Used to describe Brussels Griffon, this color is black and reddish-brown mixed. Color definitions may vary by breed. Always check the breed standard for the definitive color description.

Belgian Sheepdog: A hardy working dog developed in Belgium for herding sheep.

Belton: A color pattern in English Setters (named after a village in England) of light or dark ticking or roaning. Colors include: blue belton (black and white), orange belton (orange and white), lemon belton (lemon and white), and liver belton (liver and white). Color definitions may vary by breed. Always check the breed standard for the definitive color description.

Bernese Mountain Dog: A Swiss breed of large, muscular dogs having a soft, silky black coat with russet or tan markings on the forelegs, over each eye, and on both sides of a white chest. The dogs were formerly used for draft.

Best in Show: During a championship conformation show, the dog with the most points and wins earned.

Best of Breed: As deemed by the judge, the dog that comes closest to meeting the breed standard among the competing dogs of that breed.