Perhaps allergies? I've heard that many time a dog/puppy will bite their foot/paw because of food allergies.
Next time you see you vet, ask him again. If he doesn't answer you ask him again until he does. He is there to answer your questions. That is part of what you are paying him to do.
Here is how to check for flea: Part the coat and if you see any fleas. Else check for specks of dust like black pepper on the skin. |