Table 3.

Number of individuals found in each hierarchical cluster determined by ward linkage.

cluster	queen control	ad libitum	370 µl	340 µl	310 µ	280 µl	250 µl	220 µl	190 µl	160 µl	worker control
1	20	20	19	8	20	3	8	1	2	0	0
2	0	0	12	7	26	18	17	9	20	19	0
3	0	0	2	3	8	9	19	1	23	10	43
in queen cluster		100%	58%	44%	37%	10%	18%	9%	4%	0%