Photo 57115912, (c) Isaac Caswell, some rights reserved (CC BY-NC), uploaded by Isaac Caswell

Attribution © Isaac Caswell some rights reserved Uploaded by icaswell Source iNaturalist Associated observations Photos / Sounds 2 photos What Great Horned Owl (Bubo virginianus) Observer icaswell Date June 17, 2011 09:47 AM PDT Place 13410 Graton Rd, Sebastopol, CA 95472, USA (Google, OSM) Date Added November 27, 2019 11:20 PM PST 3 IDs Research Grade View Sizes small medium large original