Blue Buffalo® Wilderness™ All Life Stages Wet Cat Food - Natural, 5.5 Oz. Give your cat a protein-rich meal with BLUE Wilderness All Life Stages Wet Cat Food, a delicious, grain-free recipe that satisfies their natural cravings. Each 5.5 oz can features real trout as the first ingredient in a savory gravy to help support your cat's strength and energy. This wholesome, chicken-free formula is made with no chicken (or poultry) by-product meals, corn, wheat, soy, or artificial flavors and preservatives. For daily feeding, it's recommended to serve one can per 6-8 lbs of body weight.