Summary[edit] Description: English: Picture-winged Fly - Physiphora alceae, Susquehanna River State Park, Havre de Grace, Maryland. This tiny fly looked black to the naked eye, but the macro lens revealed a more colorful reality. HFDF. Date: 6 September 2014, 04:13:13. Source: https://www.flickr.com/photos/52450054@N04/15025862410/. Author: Judy Gallagher.