birdfotos.com
Grasshopper Sparrow
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Vesper Sparrow
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You relize this is an program and Calib is no longer with the school. He has his PHd now and is work in Mexico. The program is still under way but by a new person. If contact the school University of Arizona in Tucson, I am quite sre they tell you who to contact.
Department of Ecology and Evolutionary Biology
Biosciences West room 310
University of Arizona
Tucson, AZ 85721
520-621-3458 phone
520-621-9190 fax