Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Mayhew
1947
Mar.1
Anna's Hummingbird
2.
Strawberry Canyon, U.C. campus, Alameda Co., Calif.
He remained silent for several minutes,
than finally began his rasping song —
buzzzz buzzzz buzzzz buzzzz. He varied
the notes somewhat occasionally.