Aggregation: [see also: social organization] Moss & Poole 1983:316,377,318; Poole & Moss 1989:112,114; Poole 1994:335) Gathering, which can be as large as 200-500; may include dozens of family units and a number of mature males; larger aggregations form mainly during the rainy season in areas where food is plentiful and usually associated with peak mating activity. [see also: breeding, seasonal]. Also sometimes seen tn populations that have been heavily decimated by Poaching or other disturbance.