Figures & data
Figure 1. Arrangement of climbing rods in the plastic container.
Figure 2. House mouse (Mus musculus) on the climbing rod.
Figure 3. Survival curve of the species (1:mound-building mouse, 2:house mouse).
Figure 4. Survival curves for the age groups (1:adults, 2:juvenile).
Table I. Maximum Likelihood estimates of Cox regression coefficients (b) and Hazard ratios examining the effects of species and age of mice on the duration of their first successful climbing.