TABLE 2 in Advertisement call of two threatened red-bellied-toads Melanophryniscus cambaraensis and M. macrogranulosus (Anura: Bufonidae), from the Atlantic Rainforest, southern Brazil

TABLE 2. Principal Component Analysis (PCA) of acoustic parameters of Melanophryniscus macrogranulosus call. Numbers in bold are those with more weight. PC = Principal Component.
PC1PC2PC3PC4PC5Call duration (s)-0,253-0,8930,0060,1910,125Call part A duration(s)-0,766-0,283-0,013-0,314-0,441Nr of pulses in call part A (s)-0,835-0,2350,083-0,387-0,247Pulse duration in call part A (s)-0,4250,008-0,143-0,4530,286Pulse interval in call part A (s)-0,032-0,061-0,0950,468- 0,756Peak Frequency in call part A (Hz)0,332-0,3080,840-0,142-0,065Interval between call parts A and B (s)0,622-0,035-0,049-0,224-0,455Call part B duration-0,082-0,8590,0130,3000,276Pulse rate in call part B (pulses/s)-0,4210,5330,578-0,0680,200Pulse duration in call part B (s)-0,4180,114-0,0710,8070,108Pulse interval in call part B (s)0,501-0,513-0,434-0,3670,105Peak Frequency in call part B (Hz)0,205-0,2700,8830,0540,188% Variance22,32017,113,810%