Ecology and behavior ofPresbytis thomasi in Northern Sumatra


A field study of 23 bisexual troops, ranging in size from 3 to 21 members ( $$\bar x$$ =8), and two all-male groups of the Thomas's leaf monkey (Presbytis thomasi) was conducted in North Sumatra from November 1981 to April 1984. Most troops (N=19 or 82.6%) contained only one adult male. Two troops and one group were most intensively studied. The home range… (More)
DOI: 10.1007/BF02382595


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