Table 1.
Subjects form stable dominance relationships
Day 1 | Day 7 | Day 14 | |
---|---|---|---|
Subordinates – Total Submissive Behavior (mean ± SE) | 87.6 s ± 30.49 | 176.8 s ± 17.02 | 196.7 s ± 18.31 |
Dominants – Total Aggressive Behavior (mean ± SE) | 87.8 s ± 30.63 | 139.2 s ± 15.24 | 151 s ± 18.84 |
Subjects were weight-matched in resident-intruder dyads and paired daily in social encounters for 14 days. Day 1 encounters were 600 s in duration, while days 7 and 14 encounters were 300 s in duration. Dominants continuously displayed high rates of aggression throughout all 14 days, while subordinates maintained high rates of submissive behavior. n = 16 per group.