Foxes and dogs have different appearances, body shapes, personalities and living habits. Foxes have pointed and elongated mouths, while dogs have all types of mouths. Foxes are smaller and smaller. Dogs are similar in size and dogs come in small, medium and large sizes. Foxes are not as loyal to their owners as dogs. Dogs have a docile personality and are easier to tame. Moreover, the smell of foxes is stronger and more pungent. Foxes generally feed on rats, rabbits, insects and wild fruits, while dogs feed on animal protein as their main food and vegetarian food as their supplementary food.