Table 3.

Tissue measurements in highland deer mice and lowland white-footed mice exposed to hypoxia.

Trait	Treatment	Highlander	Lowlander
Blood hemoglobin content (g dl−1)	Control	18.96 ± 1.11	15.30 ± 0.43
	Adult hypoxia	18.64 ± 0.42	25.08 ± 2.10*
	Post-natal hypoxia	18.67 ± 0.59	-
	Life-long hypoxia	19.04 ± 1.32	-
Hematocrit (%)	Control	46.48 ± 0.65	46.22 ± 0.77
	Adult hypoxia	54.62 ± 1.19*	56.79 ± 1.06**
	Post-natal hypoxia	53.67 ± 1.28*	-
	Life-long hypoxia	58.77 ± 1.31*	-
Mean corpuscular hemoglobin content (g dl−1)	Control	40.72 ± 2.14	33.12 ± 0.79
	Adult hypoxia	34.30 ± 1.10*	44.61 ± 4.16*
	Post-natal hypoxia	34.44 ± 1.12*	-
	Life-long hypoxia	32.58 ± 2.59*	-
Right ventricle mass relative to left ventricle and septum mass	Control	0.21 ± 0.01	0.25 ± 0.01
	Adult hypoxia	0.23 ± 0.02	0.34 ± 0.02*
	Post-natal hypoxia	0.30 ± 0.02*	-
	Life-long hypoxia	0.31 ± 0.03*	-

Data is mean ± SEM, with N as inFigure 2.

^*Significant pairwise difference from control within a population.