brown cow on a white background

agriculture angus animal background barnyard bask beef black bovine breed brown bse bull burger calm cattle chill cjd clipart club commercial country cow creutzfeldt cronic cwd dairy disease encephalopathy farm farming fed food gentle gernsey grass graze grazing hamburger heifer holstein hormones horns illustration isolated jakob jersey livestock looking mad mammal meat mellow milk open outbreak pasture peaceful personification personifies personify prion produce production protein ranch range realistic relaxing rest resting spongiform steak unwind viewer wasting welfare white