Yes, as it is the result of an infection caused by something irritating the ear to the point where a fungus or bacteria can take hold. That infection may get on and into other animals ears.
See the related link below.
Canker sores are not infectious.
Nope. Cold sores are though.
It is called kennel cough and yes it is very contagious.
A canker sore is an open sore inside the mouth, caused by various reasons including stress. They are not cancerous or contagious, and may or may not be genetic. There are no long term effects of having a canker sore.
However, canker sores or mouth ulcers are not contagious nor are they dangerous. It is safe to share the same food and even to kiss. However, canker sores or mouth ulcers are not contagious nor are they dangerous. It is safe to share the same food and even to kiss?
Yes, it is contagious with dogs but not to humans, and usually not to other pets.
No, canker sores are abrasions inside your mouth and can be caused by biting your mouth, stress, drinking coffee etc. Cold sores (oral herpes) can be spread by someone else.
Parvo is very contagious to unvaccinated dogs and puppies. It is not contagious to humans.
No the chances of canker sores are very less, canker sores once there are contagious though.
Yes, although I don't believe the strains are similar or contagious between humans, cats, dogs. In other words, the strain dogs get can only be spread to other dogs (commonly known as kennel cough), the strain cats get can only be spread to other cats and the strain humans get is also known as the common head cold.
No. I have canker sores and have never kowingly given some one canker sores. Canker sores are not caused by the same thing that causes cold sores and as far as I know they are not contagious. But to be on the safe side avoid kissing this person until their canker sores go away.
Sores in mouth are caused by many different factors. Those caused by physical injuries such as canker sores, are not contagious. However, mouth sores caused by virus or bacteria could be contagious through kissing.