Photo 78397262, (c) Franco Folini, some rights reserved (CC BY), uploaded by Franco Folini

Attribution © Franco Folini some rights reserved Uploaded by folini Source iNaturalist Associated observations Photos / Sounds What Northern Pacific Rattlesnake (Crotalus oreganus ssp. oreganus) Observer folini Date June 11, 2020 06:23 PM PDT Place Contra Costa County, CA, USA (Google, OSM) Date Added June 13, 2020 02:02 AM CEST 7 IDs Research Grade View Sizes small medium large original