Table 3.

Call traits of Hypsiboas spp. analyzed in this study. See text for details.

Character	Description
Call duration	Time from the beginning of the first note to the end of the last note of the call
Number of notes	Number of notes in the call
Rise time	Time from the beginning of the call to the point of its maximum amplitude
Call dominant frequency	The frequency with the greatest amount of sound energy along all the call
Call fundamental frequency	The frequency with the greatest amount of sound energy in the first harmonic, measured along all the call
Dominant frequency at the beginning to the third note	The frequency with the greatest amount of sound energy measured at the beginning of the third note
Fundamental frequency at the beginning to the third note	The frequency of the first harmonic measured at the beginning of the third note
Dominant frequency at the end to the third note	The frequency with the greatest amount of sound energy measured at the end of the third note
Fundamental frequency at the end to the third note	The frequency of the first harmonic measured at the end of the third note
Number of pulses	Number of pulses per note
Pulse repetition rate	Number of pulses per second
Interval between calls	Time from end of call to the beginning of next call