Bourgeois queens and high stakes games in the ant Aphaenogaster senilis

Table 2 Mean (± SD) aggression for each queen for different treatment groups and outcomes.

		Q1 wins	Q2 wins	No winner	Overall
Treatment	Q1	0.157 ± 0.131 (16)	0.005 ± 0.008 (3)	0.206 ± 0.078 (2)	0.140 ± 0.129 (21)
	Q2	0.003 ± 0.006 (16)	0.039 ± 0.050 (3)	0.002 ± 0.003 (2)	0.008 ± 0.021 (21)
Control	Q1	0.116 ± 0.117 (16)	0.113 ± 0.078 (7)	0.211 (1)	0.119 ± 0.104 (24)
	Q2	0.003 ± 0.007 (16)	0.003 ± 0.007 (7)	0.014 (1)	0.004 ± 0.007 (24)
Overall	Q1	0.136 ± 0.124 (32)	0.080 ± 0.083 (10)	0.208 ± 0.055 (3)	0.129 ± 0.115 (45)
	Q2	0.003 ± 0.007 (32)	0.013 ± 0.030 (10)	0.006 ± 0.007 (3)	0.006 ± 0.015 (45)

Aggression (proportion of scans where queens exhibited aggressive behaviour) = antennation, stand-over and biting; sample sizes (number of groups) are given in parenthesis. See text for statistics and further information.

ISSN: 1742-9994