Osmia aglaia, f, face, Mariposa CA
More brilliant greens, blues, and purples from the metallic mason bees of western North America. This one (O. aglaia) comes from Yosemite National Park , where Claire Kremen's group has been looking at post burn bee communities in areas of chronic burns. Photograph by Anders Croft. Photography Information: Canon Mark II 5D, Zerene Stacker, Stackshot Sled, 65mm Canon MP-E 1-5X macro lens, Twin Macro Flash in Styrofoam Cooler, F5.0, ISO 100, Shutter Speed 200 USGSBIML Photoshopping Technique: Note that we now have added using the burn tool at 50% opacity set to shadows to clean up the halos that bleed into the black background from "hot" color sections of the picture.