Fig. 2 in Advertisement calls of six glassfrog species in the Colombian Andes, and comments on priorities for future research and conservation

Fig. 2. Spectrograms (top) and oscillograms (bottom) of the described glassfrogs advertisement calls. All calls are displayed at Blackman window (length = 512) and 80% overlap, at the same frequency range, and all but S. punctulata and C. huilensis are displayed at the same temporal scale.