I hope this is a decent enough response :)
I would like a copy if you can spare it and I would encourage you to
go for the website! Believe it or not, there is a shortage of this
kind of information on the web, I would find it most beneficial.
Cheers
Martyn
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Martyn Stewart
http://www.naturesound.org
Redmond WA
425-898-0462
Make every garden a wildlife habitat
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On Aug 4, 2008, at 8:18 AM, Nathan Pieplow wrote:
>
> Kevin et al.,
>
> You can find descriptions of the crossbill types online at Jeff
> Groth's old page:
>
> research.amnh.org/ornithology/crossbills/
>
> I have been meaning to post a much more extensive crossbill type ID
> site, but I haven't gotten around to it yet. I do have a useful
> reference for anyone who would like it: I photocopied all the
> sonograms from Groth's crossbill monograph and rearranged them by
> type (in the original, they were arranged by geographic
> location). The result is a series of .jpg files that provide a quick
> reference to the level of variation within each call type.
>
> Contact me off list if you would like a copy of these files. If I
> get a decent response, maybe I'll be motivated to create that
> webpage at last.
>
> Nathan Pieplow
> Boulder, Colorado
>
>
>
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