Additional File 1.Playback of the 2PW motif in Figure 1a with the time scale expanded by a factor of 10 to render the fundamental frequency audible to humans. Format: WAV Size: 1.4MB Download file Kalcounis-Rueppell et al. Frontiers in Zoology 2006 3:3 doi:10.1186/1742-9994-3-3 |