How many bison are on the 777 Bison Ranch?
How many bison are on the 777 Bison Ranch? The 777 Bison Ranch is a grass-fed cow/calf operation running 1,500 DNA tested bison.
How many pure bison are left?
With the advent of nuclear microsatellite DNA testing, the number of herds that are known to contain cattle genes has increased. Though approximately 500,000 bison exist on private ranches and in public herds, perhaps only 15,000 to 25,000 of these bison are pure and are not actually bison-cattle hybrids.