Horses/Ponies can't really "break" their dock, their tail can be ripped, and uneven if it was caught on a fence, so it is then usually cut clean again, and a horse who has been a racer in the past may have been "docked" which then means it's tail cannot grow back to the lenght it was, meaning it is also more proned to flies in summer and needs more care taken of it then horses with long tails.
At the top of the tail
The tail head is the base of the horse's tail. It is also called the "dock."
the dock is the tail... the hair is the tail the soild bit its attched to (which is quite short) is the dock.
The bone in a horse's tail is called the Dock. It goes from the top of the tail, to about mid-tail or shorter.
A Dock is a bone that is in the horses tail. It goes about one third of the way down!
It is a Dock. A dock can be where boats stay, and the other dock is the top part of a horses tail.
The Mongolian Wild Horse (Also know as the Przewalski's horse and the Tahki.) has the same kind of tail as a domesticated horse has. There is a full covering of hair from the dock of the tail downwards.
Around the girth, from the withers to the tail dock.
It is called the dock. -Phl
I'm pretty sure it's called their Dock.
The tail of a horse consists of two parts. The dock and the skirt. The dock consists of the muscles and skin covering the coccygeal vertebrae. The term "skirt" refers to the long hairs that fall below the dock. It has a curvy shape, with small tufts of thick hair.
it may be at weird angle if they broke it and if you feel the tail you will feel a lump or a gap