Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
KDixon
1950
Oporornis
2.
May 4 Strawberry Canyon, Alameda Co., Calif.
2:45 - 3:00 no sounds from Tolmie Warbler in draw N of pool.
At 3:00, bird gave a weak "tsee tsee" or "tsee tsee", repeated
then gave three notes -- -- repeated this, then
tsee tsee tsee sit sit". Bird sounded as though "warming
up" after inactivity of mid day. No further song however as
I worked downslope. Bird sang from brush at upper part of
W-facing slope.
May 5. Sunny day. 8:20 I singing in draw W Lab- 8:45 I singing
on slope SE of pool and later one on S bank of creek near bridge
of Botanic Garden.
May 6. No song along creek 7:30 P.M., a few minutes before sunset