Centennial Mountains Rock Lakes National Wildlife Refuge, state and private land, and part of a USDA Agricultural Research Station for sheep. Around 326 vascular plant species have been identified in the Centennials, an unusual plant diversity for the Yellowstone region. Grizzly bears inhabit the area, as nearly all species indigenous to the Greater Yellowstone Ecosystem are present. The north slope of the Centennials rises abruptly 3,000 feet above the Centennial Valley. Centennial Mountains The Centennial Mountains are the southernmost sub-range of the Bitterroot Range in the United States states of Idaho and Montana. The Centennial Mountains include the Western and Eastern Centennial
Animal welfare in the United States Animal welfare is concerned with the humane treatment of animals but does not oppose all uses of animals, while animal rights is concerned with ending all human use of animals. The largest American animal nonprofit, The Humane Society of the United States (HSUS), is an animal welfare organization. PETA, Farm Animal Rights Movement (FARM), and Direct Action Everywhere (DxE) are animal rights organizations based in the U.S. The activities of animal welfare and rights organizations include lobbying for animal protection legislation and better corporate animal welfare policies (e.g. cage-free egg campaigns), promoting reductions in animal product consumption, and conducting undercover