- Oregon, May 30, 2008Recorded by Gregory Budney / Macaulay Library
- Utah, June 13, 1961Recorded by Robert C. Stein / Macaulay Library
- California, January 05, 2017Recorded by Paul Marvin / Macaulay Library
- Colorado, April 18, 2014Recorded by Bob McGuire / Macaulay Library
- Oregon, June 18, 2006Recorded by Dave Herr / Macaulay Library
- Oregon, June 18, 2006Recorded by Dave Herr / Macaulay LibraryMedia Player Error
Update your browser or Flash plugin - Alberta, May 03, 1977Recorded by William W. H. Gunn / Macaulay LibraryMedia Player Error
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Sounds provided by Macaulay Library.
Listen to more sounds of this species from the ML archive.
Listen to more sounds of this species from the ML archive.