A dressage position in which the horse stands motionless with apparently equal distribution of weight on all four legs. The neck is raised with the front of the head close to vertical and the ears indicating attention. An action in which a tethered horse pulls backward powerfully on its halter. The horse may have it's hindhooves slip, causing it to fall and roll, or if the halter breaks, the horse may tumble backward and risk injury. Halter-pulling may become habitual in some horses and is considered a dangerous vice.
Some animals become skilled at halter slipping.
To prevent this behavior, once it becomes a habit, specially designed haIters must be used. The process whereby an organism emerges from the egg laid by its dam. Generally it is a response to skin irritation or a symptom of mild excitement. Head tossing often can be observed in horses under saddle or in unfamiliar environments. It is thought to be a sign of mild excitement or improperly fitting equipment H08408.