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The Joseph H. Williams Tallgrass Prairie Preserve protects a significant portion of the remaining North American tallgrass prairie ecosystem. Located in Oklahoma, it encompasses nearly 17,000 acres and supports a substantial bison herd vital for grassland biodiversity conservation. This preserve is...
The Niobrara Valley Preserve protects nearly sixty thousand acres of Nebraska’s prairie landscape within the Sandhills region. This area is significant for its role as a biological crossroads supporting distinct bison populations, reintroduced since 1985. The preserve provides habitat for native mix...
Located in northeastern Oregon, the Zumwalt Prairie is North America's largest remaining tract of native bunchgrass prairie, supporting notable populations of raptors and wildlife.
Kankakee Sands in Indiana is a 7,000-acre Nature Conservancy restoration project that successfully reintroduced a conservation herd of American bison to the region in 2016.
Dunn Ranch Prairie in Missouri is a Nature Conservancy site notable for its successful reintroduction of the endangered greater prairie chicken and a maintained herd of bison.
Managed by the Nature Conservancy in Iowa, Broken Kettle Grasslands Preserve protects the state's largest remaining contiguous tract of native tallgrass prairie and its bison herd.
Clymer Meadow Preserve in Texas is an 1,400-acre Nature Conservancy property that protects one of the most significant remnants of the Blackland Prairie ecosystem in North America.
Texas City Prairie Preserve is a 2,300-acre coastal prairie reserve established in Galveston County, Texas, in 1995 to protect the critically endangered Attwater's prairie chicken.
