Wild bison destined for Banff National Park are prepared for loading and travel at Elk Island National Park's bison-handling facility in Alberta, Canada, on Jan. 31. Johane Janelle/Parks Canada /Reuters hide caption

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Johane Janelle/Parks Canada /Reuters

Pan-seared buffalo tenderloin with a corn and sweet potato hash and chimichurri sauce is served up at The Local, a restaurant in Jackson, Wyo. Courtesy of Erin Neary/The Local hide caption

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Courtesy of Erin Neary/The Local

Bison graze in a state park in South Dakota. Amber Hunt/AP hide caption

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Amber Hunt/AP

The Bison's Back, But What For?

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A bison herd with calves travels through Lamar Valley, Yellowstone National Park. The park has proposed a cull of 1,000 bison, primarily cows and calves, this winter. Neal Herbert/National Park Service/Flickr hide caption

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Neal Herbert/National Park Service/Flickr