Origin, behaviour, and genetics of reproductive workers in an invasive ant

Table 2 Trait measurements in mm of worker-produced and males of undetermined source^a (mean ± SD) and results from type II Wald tests on LMM (df = 1) * p < 0.05, ** p < 0.01

Trait	Worker-produced		Undetermined source^a		χ2	P
Head width	0.77 ± 0.04	n = 55	0.74 ± 0.03	n = 24	10.423	0.0012**
Weber’s length	1.79 ± 0.12	n = 83	1.72 ± 0.12	n = 30	3.7443	0.053
Wing width	1.37 ± 0.10	n = 50	1.30 ± 0.10	n = 30	0.2135	0.644
Wing length	3.11 ± 0.20	n = 54	2.98 ± 0.22	n = 21	4.3492	0.037*

ISSN: 1742-9994