Table 2. Descriptive statistics.

Sample size, average time, and standard deviation that males from each of the populations spent with each female size category.

		N	Mean association time (s)	Std. deviation
Small female	Cave	56	191.4	74.9
	Surface	72	205.1	59.1
	Nontoxic	43	199.5	75.7
	Toxic	85	198.8	61.9
Medium female	Cave	56	218.1	59.4
	Surface	72	206.9	50.9
	Nontoxic	43	206.8	62.4
	Toxic	85	214.3	50.8
Large female	Cave	56	233.2	62.2
	Surface	72	215.1	62.2
	Nontoxic	43	219.1	56.4
	Toxic	85	225.0	65.7