Photo 3621419, (c) Ken Rosenthal, some rights reserved (CC BY-NC), uploaded by Ken Rosenthal

Attribution © Ken Rosenthal some rights reserved Uploaded by krosenthal Source iNaturalist Associated observations Photos / Sounds 2 photos What Dusky Grouse (Dendragapus obscurus) Observer krosenthal Date July 25, 2010 03:19 PM EDT Place Sylvan Lake State Park (Google, OSM) Date Added May 9, 2016 12:08 AM EDT 3 IDs Research Grade View Sizes small medium large original