Photo 35081810, (c) Spencer Holmes, some rights reserved (CC BY-NC), uploaded by Spencer Holmes

Attribution © Spencer Holmes some rights reserved Uploaded by spencer_holmes Source iNaturalist Associated observations Photos / Sounds What Diablo Range Garter Snake (Thamnophis atratus ssp. zaxanthus) Observer spencer_holmes Date April 14, 2019 02:46 PM PDT Place Contra Costa County, CA, USA (Google, OSM) Date Added April 17, 2019 08:00 PM PDT 4 IDs Research Grade View Sizes small medium large original