It's the #1 problem your pets encounter. Its the most common disease affecting Australian pets. When did you last check your pet’s teeth? Dental disease is more common than any other diseases, including those of ears, eyes, skin or heart. And it gets worse- more than 80% of dogs and 70% of cats develop dental disease by the age of 3yo (according to the Australian and American Veterinary Dental Societies). These are scary facts. What are common signs of dental disease in pets?