Photo 77152612, (c) Aaron Treher, some rights reserved (CC BY-NC), uploaded by Aaron Treher

Attribution © Aaron Treher some rights reserved Uploaded by aadtreher Source iNaturalist Associated observations Photos / Sounds What Barn Swallow (Hirundo rustica) Observer aadtreher Date May 25, 2020 08:47 AM MDT Place Central Boulder, Boulder, CO, USA (Google, OSM) Date Added June 5, 2020 10:33 PM MDT 3 IDs Research Grade View Sizes small medium large original