Spectrogram (above) and oscillogram (below) of Leptodactylus knudseni distress call (SVL: 97 mm). Puerto Gaitan, Meta Colombia (17 May 2018).

 
 
  Part of: Cuestas Carrillo JF, Dena S (2019) Distress calls of Leptodactylus knudseni Heyer, 1972 (Anura, Leptodactylidae). Herpetozoa 32: 7-10. https://doi.org/10.3897/herpetozoa.32.e35617