Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Cogswell
1949
Butorides virescens
one or more.
Aug. 8-19 Big Lagoon, Humboldt Co., Calif., observed
almost daily along Maple Creek (gravel bars
& logs), where it is bordered by riparian wood-
land and in the upper end of the marsh. They
were all silent when flushed, contrary to
the usually observed recorded habit of this species.