Measurements of hybrid fertility and a test of mate preference for two house mouse races with massive chromosomal divergence

Table 2 Mean and standard deviation for male fertility measurements for all groups

	CHHN	CHBU	F₁	BC.23	BC.24
Body mass in g	25.0 ± 1.9	22.1 ± 3.0	23.7 ± 3.0	26.3 ± 1.3	23.6 ± 2.4
Number of sperm in cauda epididymis (10³)	17,019 ± 5074	12,935 ± 3594	0 ± 0	0 ± 0	15,247 ± 5018
Testis mass in mg	93.22 ± 9.75	84.77 ± 12.11	34.56 ± 6.59	30.95 ± 3.33	90.91 ± 10.79
Epididymis mass in mg	28.24 ± 3.93	25.04 ± 4.40	16.27 ± 2.25	17.02 ± 0.61	28.43 ± 3.99
Mass of seminal vesicle with coagulating gland in mg	91.23 ± 22.87	65.60 ± 19.46	78.64 ± 15.65	99.10 ± 9.49	88.28 ± 25.19
Preputial gland mass in mg	47.39 ± 16.64	36.12 ± 21.45	54.22 ± 23.11	43.8 ± 10.35	48.84 ± 28.64

ISSN: 2730-7182