There are two different birds "rattling" in the recording, Dan. One is a
Northern Flicker, and the other is another of the Steller's Jay calls. The
Flicker starts his "whinny" at 6 seconds, and the Steller's Jay's rattle
starts at 30.15 sec.
Doug
At 09:24 AM 5/24/2008, you wrote:
>Re:
><<http://ad2004.hku.nl/naturesound/dandugan/NS080329>http://ad2004.hku.nl/naturesound/dandugan/NS080329
>
>Middle Brother Dawn for ID.mp3
> >
>
>Recorded March 29, 2008, at dawn by the Middle Brother cliffs off
>Northside Drive in Yosemite National Park. Severely band-pass filtered
>2K-5K.
>
>Behind the screeching jays (Stellar's?) are two rattling calls. One
>centers around 2.4KHz, the other, more tonal, around 2.7KHz. Can
>anyone identify the species? Is the more tonal call a frog? Between
>here and the Merced river I think I heard three calls with the same
>rhythm but different species.
>
>Is rattle the right word? How do birders describe this kind of rapid-
>repeating call?
>
>-Dan Dugan
>
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Doug Von Gausig
Natural Sounds and Photos at:
http://naturesongs.com
More Photos at:
http://www.criticaleyephoto.com
Clarkdale, Central Arizona, USA
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