E. C. Manning Provincial Park, Lighting Lakes Day Use Area, Regional District of Okanagan-Similkameen, British Columbia, Canada September 14, 2016 Size: about 20 mm in length
Queen foraging on thistle. T4, T5, T6 were white, but this is not shown on the photo. She was a quick and strong flyer so I was only able to take one photo before I lost sight of her. Elevation about 4000ft.