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Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
Cogswell
1950
Spizella passerina 4
Aug. 16 (cont'd)
parent then flew (from across pool) & fed it.
10:46 3/4- adult back in cottonwood (a 6 ft. hi. tree).
10:47 - adult flew back across pool to thicket
near young, which still gives food call twice
per second. Back across pool again.
10:47 3/4 - adult back across pool to alders near young
, carrying
orange caterpillar; but flew away
from young again still carrying it.
10:48 1/2- adult back on W side of pool (near young)
10:48 3/4 - " " E
10:49 - " " W & immediately E again
10:44 1/2 - " fluttering back & forth across pool
several times, apparently trying
to coax young one farther E. (a fence
across pool, where it is incapable
of flying).
10:50 - adult back W -> E again.
10:50 1/4- " "
10:52 1/2 adult flew away to NE across alder thicket.
observers cannot see young.
[above notes
, copied from field record kept by
mrs. Chilton as I watched]
[my original record of the observations
as continued thereafter follows:]