Blue Buffalo Wilderness Duck Trail Dog Biscuit Treats, 10 oz. These natural, crunchy, grain-free treats are made with real duck as the first ingredient and contain no chicken or poultry by-product meals, no corn, wheat, or soy, and no artificial preservatives, colors, or flavors. Packed with Omega 3 & 6 Fatty Acids to promote healthy skin and coat, and DHA to support cognitive development in puppies, these meaty Bits are a delicious and nutritious way to reward your four-legged friend.