The tart and sweet taste of watermelon can be a welcomed variation from some dogs’ usual dry food or kibble. This is why many dog trainers recommend adding vegetables to your pet’s diet, as it can introduce new tastes and improve their health. While watermelons are not as high in nutrients as other dog-friendly fruits such as bananas or blueberries, they do provide a similar nutritional punch. Watermelon is an excellent source of lycopene, a natural antioxidant that has been shown to reduce the risk for prostate cancer by reducing DNA damage and slowing its rate of growth…