Photo 2993964, (c) Royal Tyler, some rights reserved (CC BY-NC-SA), uploaded by Royal Tyler

Attribution © Royal Tyler some rights reserved Uploaded by royaltyler Source iNaturalist Associated observations Photos / Sounds What Acorn Woodpecker (Melanerpes formicivorus) Observer royaltyler Date February 8, 2016 09:09 AM PST Place Los Penasquitos Trail Head , San Diego (Google, OSM) Date Added February 9, 2016 10:52 PM CST 6 IDs Research Grade View Sizes small medium large original