Ranching stills A breeding pair of Large blacks, a heritage breed of pig known for their pasture grazing and delicious meat. Gunnison, Colorado. January, 2017 Cattle in the Ruby Valley of Montana. I loved the unique color of her face. January 2017. Large black piglet. Location: Gunnison, Colorado. January 2017 Rooting around. I especially like the soft hair and large ears on the Large blacks. Scratching and pecking hens on a -30 degree fahrenheit January day in Gunnison, Colorado Moving the cattle in the Ruby Valley of Montana. Impressed by the size of these bulls in the Ruby Valley of Montana.