The unnamed West Chester woman and her daughter came across the animal while returning to the car at the Yellowstone Lake trailhead — causing him to charge on Wednesday, June 29.
The woman suffered non-life-threatening injuries after the encounter and was transported by ambulance to West Park Hospital in Cody, Wyoming.
On May 30, a woman approached a bison near a boardwalk at Black Sand Basin, and a man approached a bison near a boardwalk at Giant Geyser on June 28. Both people were subsequently attacked.
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