Photo 70292746, (c) Bob Hislop, some rights reserved (CC BY-NC), uploaded by Bob Hislop

Attribution © Bob Hislop some rights reserved Uploaded by rhislop Source NaturaLista Colombia Associated observations Photos / Sounds What Northern Pacific Rattlesnake (Crotalus oreganus ssp. oreganus) Observer rhislop Date April 29, 2020 11:30 AM PDT Place Mt Diablo State Park, Contra Costa County, CA, USA (Google, OSM) Date Added April 29, 2020 09:03 PM PDT Description Juvenile (roadkill) 7 IDs Research Grade View Sizes small medium large original