602401.fig.002a
(a)
602401.fig.002b
(b)
602401.fig.002c
(c)
602401.fig.002d
(d)
602401.fig.002e
(e)
602401.fig.002f
(f)
602401.fig.002g
(g)
602401.fig.002h
(h)
Figure 2: Spectrograms of eight call types reported in the Philippine tarsier (a–h). In loud call (a) and smack-whistle (b), the two parts are labeled I. whistle part, II. smack part, in chirp (d), trill (e), and twitter (g) the note is labelled, other calls are single-note calls.