Canidae All Natural Dog Food 640461015436 Grain Free Pure Land Bison/Lamb Meal Dry Dogs Food, 5-Pound Bag High quality fresh bison and lamb meal as the main protein sources. Super premium formula great for working breeds or dogs with high energy requirements. Natural, high quality, holistic pet food made in the USA. Natural ingredients plus essential vitamins &amp; amino acid chelated minerals. Naturally preserved herbal formulation.