FIGURE 37 in Phylogenetic systematics, ecology, and conservation of marsupial frogs (Anura: Hemiphractidae) from the Andes of southern Ecuador, with descriptions of four new biphasic species

FIGURE 37. Advertisement call of Gastrotheca testudinea: (A) oscillogram of three consecutive calls, each of them composed of one long note and two short notes, (B) oscillogram of a single long note, (C) spectrogram of a single long note, (D) power spectrum of a single long note, (E) oscillogram of a single short note, (F) spectrogram of a single short note, (G) power spectrum of a single short note. All spectrograms at Hanning window function, 512 bands resolution. See text for details.