Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
ZIEGLER
1956
RUDDY DUCK (OXYURA JAMAICENSIS)
FEB 18 LAKE MORRITT, OAKLAND, ALAMEDA CO., CALIF.
RUDDIES SEEN FAR OUT ON LAKE FROM 8:30 PM
ON. AT 11:00 AM SEVERAL OBSERVED CLOSE
TO SHORE WITH TAILS COCKED. WHITISH
PATCH ON SIDE OF HEAD NOTICEABLE ON
MOST OF THEM. NOT TOO MUCH ACTIVITY
(MOVING, MATING ETC)