Saltatorial running, due to the high lifting of the body with each jump, is a very costly form of running. Consequently, saltors tire quickly. |
Pocket mice are smaller, and while they are saltatorial, their hind limbs are not as modified as those of kangaroo rats and their locomotion is primarily quadrupedal. |
Rabbits don't qualify as saltatorial because they don't really hop.... To really be saltatorial, a mammal would need to be bipedal. |
The trend of phyletic development in the dipodomyines has been toward the saltatorial habit. |
The degree of divergence from 100 would be an expression of the degree of saltatorial ability. |
I was surprised at the facility with which this saltatorial rodent traveled through the network of small branches. |