Below is a link to a great "Species Account" of the Coyote. EXCELLENT detail.
http://www.science.smith.edu/departments/Biology/VHAYSSEN/msi/pdf/i0076-3519-079-01-0001.pdf
This is one to print out for sure.
Finally found a reference to Auditory Range... /ubbthreads/images/graemlins/cool.gif
Primary stimuli response range for a coyote is 100hz to 30Khz (up to 80khz) something to think about for you eCaller guys...
http://www.science.smith.edu/departments/Biology/VHAYSSEN/msi/pdf/i0076-3519-079-01-0001.pdf
This is one to print out for sure.
Finally found a reference to Auditory Range... /ubbthreads/images/graemlins/cool.gif
Primary stimuli response range for a coyote is 100hz to 30Khz (up to 80khz) something to think about for you eCaller guys...