2-channel recording: stridulatory movement and song, laboratory, 25.5ºC, mainly ultrasound, cannot be played directly (tape recorder Racal with B&K 1/2, in light)

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith