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Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
Mayhew
1950
Red-winged Blackbird
1.
May 16
Conaway Ranch, 2 mi. east of Woodland, Yolo Co., Calif.
2 nests of this species were found in tules
in the main drainage ditch. One nest had
4 eggs, the other 2 eggs. The eggs are bright
blue with dark brown streaks on them,
especially near the large end.
2 other nests were found, but as there were
no eggs present in either nest, I am not
sure whether this species of blackbird or
the yellow-headed blackbird, which was also
found in the same tule patches, were responsible.
May 20
I found a nest with 3 young just
hatched in the last day or 2. The nest
was in the tules in the main drainage
ditch at the extreme south-eastern end.
June 21
The remains of 11 nests were seen in the
wheat fields as the grain was being harvested.
All of the nests seen were attached
directly to wheat stalks, and were from
12 to 36 inches above the ground.
June 22
Today 22 more nests were seen in
the wheat fields. They were all constructed
in the same manner as the ones seen
on June 21.
1952
May 1
Conaway Ranch, 2 mi. east of Woodland, Yolo Co., Calif.
(1)
Today a nest was found in which 3
eggs had been deposited. One other
(2)
nest was found, but it contained no eggs.