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Re: high altitude birds

Subject: Re: high altitude birds
From: "Greg Simmons" simmosonics
Date: Mon Apr 9, 2007 6:11 pm ((PDT))
oryoki2000 wrote:

"Both Raven and Alpine Chough have been seen at 6200 meters, about the
elevation of Camp 1 on Everest. Raven, in particular, is a species
with a wide set of vocalizations, even mimicing the sounds of machinery."

Thank you for that information, oryoki. I hoped that someone here
would come up with some information about those birds and their
curious sound...




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