Maybe Fido is a finicky eater. Perhaps Fluffy is packing on the pounds. If you're like most pet owners, you've dealt with at least one dog or cat with appetite or weight issues. In fact, veterinarians report that the question, "How much should I feed my pet?" is one of the most common at wellness visits. Unfortunately, there's no simple answer – every pet's dietary needs are different. For example, go by the feeding directions on the back of the kibble bag and you could end up with a fat cat in no time flat. Instead, consider these eight essential pet feeding tips.