“…Whatever the nature of this correlation, positive or negative, linear or non-linear, "...animals are distributed non-randomly in physical space..." (McBRIDE, 1971), and they space out actively on the basis of their relationships. It is thus possible to use spatial data to represent the social structure of a group of primates (see for example FAIRBANKS, 1976;HANBY, 1980a, b;SHERMAN, 1980;WEIGEL, 1980;ZUCKER • CLARKE, 1987).…”