Zoology: Nachusa Bison: Bison05

Scott Moats, director of stewardship for the Iowa chapter of The Nature Conservancy, and Emily Hohman, the western Iowa land steward, use four wheelers to round up their herd of bison and drive them into a trap pasture the evening before the annual roundup at the Broken Kettle Grasslands Preserve in Westfield, Iowa.

Scott Moats, director of stewardship for the Iowa chapter of The Nature Conservancy, and Emily Hohman, the western Iowa land steward, use four wheelers to round up their herd of bison and drive them into a trap pasture the evening before the annual roundup at the Broken Kettle Grasslands Preserve in Westfield, Iowa.