Horses develop stereotypical behaviour, such as crib biting or rug chewing for avariety of reasons. The horse, a naturally gregarious animal, may resent beingstabled alone for long periods of time; or he may be trying to redress any nutrientimbalance or deficiency in his diet by chewing and licking his surroundings. It is alsothought that individuals can learn such behaviour by copying neighbouring horses.Whatever caused the habit to start it can be very difficult to stop. Management anddiet should both be examined, and any possible cause be addressed. N.A.F. CribStop is designed to act as a deterrent against recurrence. N.A.F. Crib Stop is anunpleasant liquid, containing Denatonium Benzoate in a spray bottle. It is non toxicand designed for use on surfaces such as stable doors and rails to discouragechewing.