drawing
all subspecies
at Duke Primate Center
at Andasibe
at Périnet
west form of Bongolava
contact calls of young
sonagram of snd Basfx.9
cohesive calls of deplacing group and territorial calls (distant communication) recorded at Ankarafantsika, Jan 1957
detail of sonagram of snd 1A.3
cohesive calls of deplacing group (distant communication)
sonagram of snd Basfx.7
sonagram of snd P.8c
territorial calls, western variant (distant communication)
sonagram of snd 2a.3a
alarm calls
sonagram of snd 1.7
alarm calls in forest
sonagram of snd 999
barking calls (contact-rejection calls) recorded at Tsimbazaza
sonagram of snd 1bis.2b
sonagram of above sound
%LABEL% (%SOURCE%)