Photo 69500802, (c) Rob Irwin, some rights reserved (CC BY-NC), uploaded by Rob Irwin

Attribution © Rob Irwin some rights reserved Uploaded by robirwin Source iNaturalist Associated observations Photos / Sounds 2 photos What Northern Pacific Rattlesnake (Crotalus oreganus ssp. oreganus) Observer robirwin Date April 25, 2020 05:30 PM PDT Place Plumas County, CA, USA (Google, OSM) Date Added April 26, 2020 08:26 PM PDT 1 comment 6 IDs Research Grade View Sizes small medium large original