Spectrograms and oscillograms showing a series of notes of the putatively novel Angolan Breviceps taxon compared to three closely related congeners.

 
 
  Part of: Nielsen SV, Conradie W, CerĂ­aco LMP, Bauer AM, Heinicke MP, Stanley EL, Blackburn DC (2020) A new species of Rain Frog (Brevicipitidae, Breviceps) endemic to Angola. ZooKeys 979: 133-160. https://doi.org/10.3897/zookeys.979.56863