They are rats, Curt. They are obviously agitated by the barred owl in
the vicinity. I have many recordings of rats vocalising like this.
Martyn
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Martyn Stewart
www.naturesound.org
425-898-0462
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Make every garden a wildlife habitat
On Oct 13, 2010, at 12:06 PM, Curt Olson wrote:
> Ladies and Gents,
>
> I had the opportunity to make a couple overnight recordings last
> weekend in extreme northern Minnesota. Here's something I've never
> heard before, but surely someone here has. I suspect it's a tiny
> mammal. Most interesting to me is that the call is up in the 10Khz-
> plus range, which challenges one of my aging ears. Anyone know what
> this might be?
>
> http://www.trackseventeen.com/soundblog/x101010_0235-unknown.mp3
>
> And then, just for kicks... here are a couple other short clips from
> those nighttime recordings...
>
> 1) A small flock of American Woodcock (is "flock" the right word for
> it?) moving through the area (recorded approximately 6:30 AM on
> October 9th)
>
> http://www.trackseventeen.com/soundblog/x101009_0630-
> woodcock_flock.mp3
>
> 2) A Barred Owl calling very close to my gear (recorded approximately
> 2:45 AM on October 10th):
>
> http://www.trackseventeen.com/soundblog/x101010_0245-barred_owl.mp3
>
> Curt Olson
>
>
>
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