Spectrogram and oscillogram of the advertisement call of Noblella sp. (ZSFQ 4543, SVL 22.8 mm, 12.6 °C air temperature, 94% relative humidity). Spectrogram obtained using the Hann window at 99% overlap, 512 samples of FFT size and 3 dB filter bandwidth of 124 Hz.

 
 
  Part of: Batallas D, Márquez R, Guayasamin JM (2025) Sounds of the northern Andes: the calls of a diverse and endangered frog community (Amphibia, Anura) from Ecuador. ZooKeys 1224: 211-252. https://doi.org/10.3897/zookeys.1224.137972