Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Remsen,
J.V.
1974
Western Rattlesnake
Crotalus viridis
May 5 Del Puerto Cyn, Stanislaus Co, Calif : I about 24"
long found on roadside. Suddenly curled up and
rattled vigorously, but a volley of dirt sent him
into the brush. This is the biggest rattler I've
ever seen alive.