Have you just received a cancer diagnosis in your dog, or have you just found a new lump or bump on your dog? You may think your dog has cancer and looking for more information on the signs of cancer. There are certain signs that you can look for that may mean that your dog has cancer, but many of these signs can mean that there is something else going on with your pet. This article will explain all about cancer and the common signs that you need to watch out for in your furry friend.