Jack Russell Terrier Deafness and BAER Testing

The Jack Russell Terrier, also known as "theBAER (Brainstem Auditory Evoked Response).
world's smartest little dog", first originated inThis test will detect the electrical activity deep in
England around the 19th century. Their adorablethe cochlea and sensitive auditory pathways
name derived from the late Rev. John Russell, anlocated in the brain.
avid hunting enthusiast, who bred these intelligentThis highly effective test will record the way that
dogs primarily for the sport of fox hunting. Thesethe brain responds to certain clicking sounds. What
Jack Russell Terriers are brilliant dogs, capable ofmakes this a very simple test is that there is no
digging and burrowing into the fox holes for theirneed for a response from the dog, everything is
owners or just being extremely smart andjust recorded. This test is accurate and quick; it
energetic animals.will test each ear and their responses to these
Along with being highly intelligent, small andsounds.
spunky, and cute and adorable, they are alsoBAER is now being used to test many breeds
known to be burdened with a few tricky healthafter they reach the age of five weeks.
issues. One of these issues is deafness. ThisObviously this is a genetic disorder and cannot be
breed is very susceptible to congenital deafness.cured or eliminated in these breeds, but it can help
Deafness is one of the more serious health issuesa new owner become more aware of what the
affecting this breed, and can be very discouragingdogs needs will be or even explain some of the
and difficult for a new owner that does not knowbehavioral problems they may be experiencing
how to care for a dog with this kind of defect.with their Jack Russell terriers.
These dogs have a keen sense of smell and veryYou should never breed a totally deaf breed!
inquisitive nature which actually helps them withAlways insist on these breeds that are deaf to be
survival. Being the proud owner of one of thesespayed or neutered in order to keep this defect
dogs can definitely be time-consuming to say theminimal. Not all breeds of Jack Russell's will have
least! They generally get into mischief due to theirthis condition. Learn how to work with your deaf
unbelievable courage and curious nature. The Jackdog by reading or taking a class. Many of these
Russell terrier requires quite a bit of attentiondogs with this condition will respond very well to
from their owners and especially if the breed ishand signals and by watching their owners.
suffering from deafness.You should always pay close attention to where
The most important thing to do if buying thisyour deaf jack Russell is, at all times. Always be
breed is to have them tested for the congenitalsure to walk them on a leash, in order to minimize
defect. The test that is done for this is calledthe chances of injury or loss.