lab recording, September 1973, 28°C (Uher 4000 Report with Uher M53, tape no. CS_U06R, 500 Hz high pass,, spontanous song and rivalry two males responding)

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