Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Cogswell
1950
Corvus brachyrhynchos
June 25
4980 ft. 1 mi. N Battley, Sierra Co., Calif. - 3 flew over wet pastureland; 1 of them "cawed" twice.
4890 ft. 6 1/2 mi. N Sierraville, Sierra Co., Calif. - 1 flew northward over the very marshy (low sedges, etc.) pastureland in this central part of Sierra Valley.
It was being harassed by 6 or 7 blackbirds.