Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Remsen,
J.V.
1975
Bushtit
Psaltriparus minimus
Feb. 28 Tilden Reg. Rail, Contra Costa Co., Calif: All 8 individuals noted
were in pairs - no flocks.