Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
July 8 - Cottonwood Springs, Colorado
Mammoth, Riverside Co., California: 10:01 p.m.
Wade Fox saw an owl fly from one side of the canyon to a rock on the other side. It was down canyon from the spring where we had our breakfast and I have not heard any calling at night in this area.