Wild Bison Restoration and Welfare

American bison were reduced from 30 million to under 1,000 individuals by the late 19th century. Their restoration offers lessons in how wildlife welfare can be dramatically improved through committed conservation effort.

Key Facts

Bison herds once numbered 30 to 60 million animals across the North American plains
By 1889, fewer than 1,000 wild bison remained following commercial hunting and deliberate extermination
Conservation efforts beginning in the early 20th century saved the species from extinction
Over 500,000 bison now exist in North America, though most are in commercial or semi-wild herds
Wild, free-roaming bison herds exist primarily in Yellowstone and a handful of tribal and protected areas
Bison in commercial herds may be managed similarly to cattle, with welfare implications similar to beef production
Restoration of genetically pure bison to large tribal and public lands is an active conservation goal

Welfare Considerations

The near-extinction and partial recovery of American bison is one of history history most dramatic wildlife welfare stories. The systematic slaughter of bison in the 19th century caused suffering on an almost incomprehensible scale, and its deliberate use as a strategy to undermine Indigenous peoples compounded the moral gravity. The recovery of bison populations demonstrates that wildlife welfare can be restored even from near-extinction when human values shift and conservation effort is sustained. The welfare of bison today varies enormously between those in large, wild herds with natural social structure and those in commercial operations managed like cattle. Supporting genuine wild bison restoration on tribal and public lands represents the highest welfare outcome for this iconic species.

What You Can Do

Support tribal bison restoration programs that return bison to traditional Indigenous lands
Advocate for expansion of protected areas where genetically pure wild bison can roam freely
Learn about the history of bison conservation and its connection to Indigenous rights
Support organizations working to maintain genetic diversity in wild bison populations
Visit and support national parks and wildlife refuges that protect wild bison herds