are bacterial infections contagious in dogs
The two most common causes of URT infection in dogs are bacterial and viral. These infectious pathogens are highly contagious, especially when dogs congregate in high-density areas such as pet stores, animal shelters, boarding facilities, dog parks or dog shows, and even more so when those areas are not kept clean.he two most common causes of URT infection in dogs are bacterial and viral. These infectious pathogens are highly contagious, especially when dogs congregate in high-density areas such as pet stores, animal shelters, boarding facilities, dog parks or dog shows, and even more so when those areas are not kept clean.