Photo 5442374, (c) Cat Chang, some rights reserved (CC BY-NC), uploaded by Cat Chang

Attribution © Cat Chang some rights reserved Uploaded by catchang Source iNaturalist Associated observations Photos / Sounds What Acorn Woodpecker (Melanerpes formicivorus) Observer catchang Date November 5, 2016 01:13 PM PDT Place Contra Costa County, CA, USA (Google, OSM) Date Added November 5, 2016 04:32 PM PDT 5 IDs Research Grade View Sizes small medium large original