I heard on the radio this weekend a segment on insect songs. The authors
of a book discussed the songs and the capturing of them. There is a "Listen"
link available at the webpage below.
The Thrill of the Trill: Capturing an Insect Symphony
Weekend Edition Sunday, June 3, 2007
[Lang Elliott and Wil Hershberger's] new book, Songs of Insects,
brings 77 species of crickets, katydids, grasshoppers and cicadas to
life. A companion CD invites you to listen in.