Buffalo Field Campaign and Horse Butte landowners seek increased tolerance for bison in cattle-free zone outside western boundary of Yellowstone National Park

Earthjustice is using the power of the law to restore and recover wildlife — including bison.

Winter foraging north of Yellowstone Park at issue

Bison transfer to Fort Belknap tribes to proceed

Bison safety on prime spring calving grounds at stake

Rejects unreasonable demand to return to widespread buffalo slaughter

Montana judge rejects effort to classify wild bison as“livestock”

As wild bison return to the plains, ranchers target them as livestock

Cattle conflict non-existent

A group of 27 bison occupying privately owned grazing lands outside of Yellowstone National Park’s western border were detained by authorities on May 24. The group of animals included 12 newborn calves, 12 mothers, and three juveniles. The Montana Department of Livestock led the raid with support from the Montana Department of Fish, Wildlife, and…

Bison safety on prime spring calving grounds at stake

Some extra thunder rumbled into north central Montana, when wild bison finally set hooves on the ground at Fort Belknap Indian Reservation. The return was the culmination of legal efforts to restore the animals to their historic prairie habitat. Members of the Assiniboine and Gros Ventre tribes were eager to receive them.

Bison are the only native wildlife species still unnaturally confined to the political boundaries of Yellowstone National Park for any part of the year. In 2008, more than 1,400 bison—about one-third of the current size of Yellowstone’s bison population—were captured and slaughtered by government agencies while leaving Yellowstone in search of food. Federal and state…

Rejects unreasonable demand to return to widespread buffalo slaughter

A video clip shows a baby bison with a broken leg fleeing helicopters and mounted riders. The tragic scene took place in May 2009 on Horse Butte peninsula, as federal and state agents drove park buffalo off spring pastures because of perceived conflict with livestock.

“Both males and females have horns”

Once numbering approximately 30 million across the Great Plains and Rocky Mountains, wild bison were almost driven to extinction by market hunters in the late 19th century. Montana was among their last strongholds, but the slaughter persisted until in 1903, when only about 25 of the animals remained in the wild. Those last wild bison…

A new report documents how people have been left in harm’s way, as the Trump administration attempts to block the Chemical Disaster Rule.