FIGURE 1 in The advertisement call of Physalaemus caete Pombal & Madureira, 1997 (Anura Leptodactylidae: Leiuperinae), an endangered species endemic to Brazil's northern Atlantic Forest

FIGURE 1. (A–C) Spectrogram, oscillogram, and amplitude spectrum, respectively, of the advertisement call of Physalaemus caete from Igarassu (state of Pernambuco, northeastern Brazil). The dominant harmonic (H4) and adjacent harmonics (H3 and H5) are indicated. The fundamental and second harmonics are supposedly filtered out (see text). (D) Male voucher of P. caete (CHPUFRPE 5840; SVL = 23.0 mm).