Western bumble bee (Bombus occidentalis) on aster flower

Detailed Description
The once common western bumble bee (Bombus occidentalis) on aster (Symphyotrichum sp.) in the Wallowa Mountains of Northeastern Oregon. This species of native bee is now in decline. (Photo credit: Rich Hatfield, the Xerces Society, used with permission)
Sources/Usage
The USGS received special permission to use this image and it should not be used for other purposes without the express permission of the owner of the image.