Michael Durham Photography

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  • Andi Mitchell, Preserve Steward for The Nature Conservancy's Zumwalt Prairie Preserve, moves a rock to repair a fence line in preparation to open the grassland to cattle grazing. Zumwalt Praire is the largest and highest quality bunchgrass prairie left in North America. Most bunchgrass prairies have been converted to agriculture.
    Zumwalt_Prairie-OR-MRD64-037.jpg
  • Andi Mitchell, Preserve Steward for The Nature Conservancy's Zumwalt Prairie Preserve, checks an antique range fence in preparation to open the grassland to cattle grazing. The old barbed wire fence is being maintained to contain cattle while allowing wildlife, such as elk and deer, to pass. (fully released)
    Zumwalt_Prairie-OR-MRD64-033.jpg
  • Andi Mitchell, Preserve Steward for The Nature Conservancy's Zumwalt Prairie Preserve, repairs a fence line in preparation to open the grassland to cattle grazing. The old barbed wire fence is being maintained  to contain cattle while allowing wildlife, such as elk and deer, to pass. (fully released)
    Zumwalt_Prairie-OR-MRD64-035.jpg
  • Spring weather in Wallowa County changes rapidly. May 14 dawned clear and warm with temperatures heading into the upper 70's. Afternoon brought a sudden electrical storm with heavy winds and rain, only to be followed by clear skies, and warm sun again. This rainbow, over a barn on The Nature Conservancy's Zumwalt Prairie Preserve, harkened the breaking of the storm.
    Zumwalt-OR-MRD64-038.jpg
  • Andi Mitchell, Preserve Steward for The Nature Conservancy's Zumwalt Prairie Preserve, repairs a fence line in preparation to open the grassland to cattle grazing. The old barbed wire fence is being maintained  to contain cattle while allowing wildlife, such as elk and deer, to pass. (Fully released)
    Zumwalt_Prairie-OR-MRD64-032.jpg
  • Andi Mitchell, Preserve Steward for The Nature Conservancy's Zumwalt Prairie Preserve, surveys a fence line in preparation to open the grassland to cattle grazing. The old barbed wire fence is being maintained to contain cattle while allowing wildlife, such as elk and deer, to pass.
    Zumwalt_Prairie-OR-MRD64-034.jpg
  • Author/Biologist Marcy Houle tours Zumwalt Prairie to survey historic nest sights originally found during her 1979 study recounted in her book "Prairie Keepers". Her original study will repeated by biologist Pat Kennedy in 2003/2004.
    Zumwalt-MarcyH-18.jpg
  • A belding ground squirrel pup nuzzles up to his mother on The Nature Conservancy's Zumwalt Prairie Preserve. The pups first emerged from their burrow the previous week. Called locally &quot;red diggers&quot;, they provide a food source for one of tha largest concentrations of breeding raptors in North America. <br />
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A belding ground squirrel pup nuzzles up to his mother on The Nature Conservancy's Zumwalt Prairie Preserve. The pups first emerged from their burrow the previous week. Called locally &quot;red diggers&quot;, they provide a food source for one of tha largest concentrations of breeding raptors in North America.
    belding_ground_squirrel-OR-MRD64-007.jpg
  • A belding ground squirrel pup nuzzles up to his mother on The Nature Conservancy's Zumwalt Prairie Preserve. The pups first emerged from their burrow the previous week. Called locally &quot;red diggers&quot;, they provide a food source for one of tha largest concentrations of breeding raptors in North America.
    belding_ground_squirrel-OR-MRD64-005.jpg
  • Staff botanist for The Nature Conservancy, Susan Geer, works to distinguish native plants and non-native plants during a weed survey on Zumwalt Prairie Preserve. Bunchgrass prairies may contain thousands of native plants and some weeds as well. Keeping the native plants and eliminating weeds is a priority on the rare grassland.
    Prairie_Survey-OR-MRD64-029.jpg
  • A family of belding ground squirrels (mother center, pups either side) stay close to their burrow on the native bunchgrass prairie habitat that is found on The Nature Conservancy's Zumwalt Prairie Preserve. The pups first emerged from their burrow the previous week.  Called locally &quot;red diggers&quot;, they provide a food source for one of tha largest concentrations of breeding raptors in North America.
    belding_ground_squirrel-OR-MRD64-008.jpg
  • A belding ground squirrel pup nuzzles up to his mother on The Nature Conservancy's Zumwalt Prairie Preserve. The pups first emerged from their burrow the previous week. Called locally &quot;red diggers&quot;, they provide a food source for one of tha largest concentrations of breeding raptors in North America.
    belding_ground_squirrel-OR-MRD64-006.jpg
  • Staff botanist for The Nature Conservancy, Susan Geer, works to distinguish native plants and non-native plants during a weed survey on Zumwalt Prairie Preserve. While a seemingly impossible task given the scope of the grassland, preserve employees and volunteers work to keep the prairie as ecologically healthy as possible. (Fully released)
    Prairie_Survey-OR-MRD64-030.jpg
  • Preserve ecologist for The Nature Conservancy, Rob Taylor, consults with Catherine Parks from the US Forest Service during a weed survey on Zumwalt Prairie Preserve. Keeping out foreign weeds, and allowing native vegetation to flourish is a Conservancy priority on the rare grassland. (Fully released0
    Prairie_Survey-OR-MRD64-028.jpg
  • During a weed survey, preserve ecologist for The Nature Conservancy, Rob Taylor, looks for "the sign of the beast" – patterns that indicate if this plant in a native grass or an invasive weed. Keeping out foreign weeds, and allowing native vegetation to flourish on the Zumwalt Prairie Preserve is a Conservancy priority. (Fully released)
    Prairie_Survey-OR-MRD64-027.jpg
  • Preserve ecologist for The Nature Conservancy, Rob Taylor, inspects grassland plants during a weed survey on  Zumwalt Prairie Preserve. Keeping out foreign weeds, and allowing native vegetation to flourish is a Conservancy priority on the rare grassland. (Fully released)
    Prairie_Survey-OR-MRD64-026.jpg
  • (from left to right) Robert Taylor, Phil Shephard, Catherine Parks, and Susan Geer study a map before surveying The Nature Conservancy's Zumwalt Prairie Preserve for non-native and invasive weeds. Keeping foreign plants out, and native plants in, is a Conservancy priority for managing the rare grassland. (Fully released)
    Prairie_Survey-OR-MRD64-024.jpg
  • Preserve ecologist for The Nature Conservancy, Rob Taylor, inspects grassland plants during a weed survey on  Zumwalt Prairie Preserve. Keeping out foreign weeds, and allowing native vegetation to flourish is a Conservancy priority on the rare grassland. (Fully released)
    Prairie_Survey-OR-MRD64-025.jpg
  • Black walnut (Juglans nigra) tree in Camp Creek Canyon, Zumwalt Prarie. Early fall, Oregon.
    black_walnut_tree_12006002.jpg
  • Spring wildflowers bloom on bunchgrass prairie at The Nature Conservancy's Zumwalt Prairie Preserve. Zumwalt Prairie is the largest remaining tract of native bunchgrss prairie in North America.
    prarie_DurHM208.jpg
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