
Docked Tail - Bobtail Explained.
Docked Tail -
To remove (the tail or part of the tail) of (an animal) by cutting through the bone,
Natural Bobtail -
Bobtail meaning, definition, what is bobtail: an animal's tail that is naturally short.

A Docked Dog
An Undocked Dog
Official K.C. Breed Standard.
General Appearance
Small, cobby, active dog, with sharp foxy expression.
Characteristics
Intensely lively and alert.
Temperament
Amenable, intelligent and faithful.
Head and Skull
Skull not round, but fairly broad, flat, with little stop.
Muzzle moderate in length, fine but not weak,
well filled under eyes. Nose black and small.
Eyes
Dark brown, more oval than round, not full; bright,
most expressive.
Ears
Moderate length, not too broad at base,
tapering to a point.
Carried stiffly erect and strong enough not to be
bent otherwise than lengthways.
Mouth
Jaws strong, with perfect, regular and complete scissor bite, i.e. Upper teeth closley overlapping lower teeth and set square to the jaws.
Neck
Strong and full, rather short, set broad on shoulders,
slightly arched.
Forequarters
Shoulders muscular and sloping. Legs perfectly straight, well under the body, bone in proportion to the body.
Body
Chest broad and deep in brisket. Back short, straight and strong. Loins powerful, well drawn up from brisket.
Hindquarters
Lighter compared with forequarters; muscular and well developed thighs, well rounded rump. Legs strong, muscular, hocks well let down.
Feet
Small, cat-like, and standing well on the toes.
Tail
Previously customarily docked or may be born tailless or with partial length or full tail.
Docked: Very short.
Naturally tailless – no discernible tail.
Undocked: Full length tail tightly curled, carried over the back. Well covered with hair.
Fully coated partial length tail *permissible* but not desirable.
Gait/Movement
Short, brisk stride, moving true fore and aft.
Coat
Abundant, dense and harsh; smooth on head, ears and legs; lying close on back and side; erect and thick round neck, forming a mane and frill; with good culottes on the back of thighs.
Colour
Usually black but other whole colours permissible.
Size
Weight about 5.5-7.5 kgs (12-16 lbs).
Faults
Any departure from the foregoing points should be considered a fault and the seriousness with which the fault should be regarded should be in exact proportion to its degree and its effect upon the health and welfare of the dog and on the dog’s ability to perform its traditional work.
***Note***
Male animals should have two apparently normal testicles fully descended into the scrotum.
*Permissible* If something is permissible, it is considered to be acceptable because it does not break any laws or rules. Collins Dictionary