Photo 22758765, (c) Jennifer Rycenga, some rights reserved (CC BY-NC), uploaded by Jennifer Rycenga

Attribution © Jennifer Rycenga some rights reserved Uploaded by gyrrlfalcon Source iNaturalist Associated observations Photos / Sounds 5 photos What Face Fly (Musca autumnalis) Observer gyrrlfalcon Date August 7, 2018 11:20 AM PDT Place Anthony Chabot Regional Park, Alameda County, US-CA, US (Google, OSM) Date Added August 7, 2018 12:21 PM PDT Description About a dozen+ gathering on two log stumps. About 40% smaller than a House Fly 2 IDs Research Grade View Sizes small medium large original