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Group composition, period of data collection and demographic events of study groups
| Group | Number of males | Number of females | Data collection | Demographic events |
|---|---|---|---|---|
| A | 4–5 | 2 | May 1999–Jun 2000 | Aug 99: one adult male died |
| B | 3–4 | 2–3 | May 1999–Jun 2000 | Feb 2000: one adult male immigrated |
| Feb 2000: two adult males emigrated | ||||
| F | 3 | 2 | Jun 2000 | Jun 2000: Alpha male replacement within group |
