Photo 31050447, (c) tlinpresidiotrust, some rights reserved (CC BY-NC)

Attribution © tlinpresidiotrust some rights reserved Uploaded by tlinpresidiotrust Source iNaturalist Associated observations Photos / Sounds 3 photos What White-crowned Sparrow (Zonotrichia leucophrys) Observer tlinpresidiotrust Date February 5, 2019 09:32 AM PST Place Presidio of San Francisco, San Francisco, CA, US (Google, OSM) Date Added February 5, 2019 06:16 PM UTC Description Main post 2 IDs Research Grade View Sizes small medium large original