162,110: Number of bison in the United States residing on private ranches and farms according to the 2012 USDA census.
2,564: Number of private U.S. ranches and farms raising bison according to the 2012 USDA census.
125,142: Approximate bison herd size in Canada.
9,855: Approximate number of bison in US federal herds (DOI 2014)
9,008: Bison in State and other Public herds (USFWS 2011)
15,000: Estimated bison on tribal lands
381,064: Estimated herd size in North America today.
30 – 60 Million: Estimated North American herd size prior to 1600.
Less than 1,000: Estimated number of bison prior to 1900 before efforts were made to preserve and restore the species.
61,300: Approximate number of bison slaughtered under federal and state inspection in 2016 in the U.S. (By contrast US Beef slaughters about 125,000/day).
270-285: gestation period in days for a bison cow.
40-50 pounds: approximate weight of a new born calf.
20 years: average reproductive life span of the average bison cow.
20-30 months: age of a mature meat animal.
2.42: grams of fat in a 100 gram serving of cooked bison.
10.15: grams of fat in a 100 gram serving of cooked beef.
