Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
GULLION
1950
Tulica americana -174-
Jan 22
BM
+
509.70'
Scale
0 50 100'
JEWEL LAKE
Tilden Regional Pa
Contra Costa
Co., Calif.
apparently
neutral
ground
neutral
2 birds remained generally
concealed here
neutral
3 m & not
from birds in
this area.
conflict
area of territory
conflict
chase.
N