Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
M.M. Erickson, 1934
yuma
But yuma.
Agelaius phoeniceus sonorensis
Laguna Dam road, 7 mi. NE of Yuma, Imperial Co., Calif. Jan. 2, 1934
7:50. as sun came high enough to strike top of tules, o's here and there in them began singing; in a few minutes began leaving the tules, singly or in small groups; in 10 minutes only a few of any individuals left in tules, some flocks on telephone wires others flying. Flocks all red wings and all males as far as observed. 9:00 about a mile farther on toward dam to a small flock - 20, of 7 red wings. A small patch of tules near the road at this point. Flock of males bigger, 200 or more.
Lone
Jan. 3, 1934
Watched birds at same tule patch from 8:00 to 9:30. Flock entirely of males and all red wings. Groups of 20 - 50 roosted on telephone wires and small shrubs near the road; mostly on wires; flew off across fields to forage, then back again in a short time. Took two specimens.
Laguna Dam road, 9 mi. NE of Yuma, Imperial Co., Calif. Jan. 6, 1934
Small flock of 25 seen on telephone wires, mostly females, but a few males; one reflected and then a second as a few came back to roost after first shot.
Sloughs above Laguna Dam, Imperial Co., Calif. Jan. 7, 1934.
A few individuals flew up from tules of lake as worked thru them.