An unknown species of robber fly was spotted perching on a wooden post along Deephole Point Road at Occoquan Bay National Wildlife Refuge, Prince William County, Virginia USA. Notice its abdomen is two-thirds striped and one-third black, indicating this individual is a female.

10 SEP 2017 | Occoquan Bay NWR | robber fly (female)
Copyright © 2017 Walter Sanford. All rights reserved.
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