Yappetizers Bison Liver Pet Food Topper Published February 1, 2022 at 425 × 425 in Yappetizers – Bison Liver Pet Food Enhancer – 50g Bison Liver for dogs and cats. Pet Food topper. Sprinkle on top of any pet food. Made in Canada. Bison Liver for dogs and cats. Pet Food topper. Sprinkle on top of any pet food. Made in Canada.