Besides efficient kidneys and diet, what other physiological mechanism helps mitigate water loss in jerboas?

Answer

Evolved mechanisms to significantly reduce water lost through air exchange (respiration).

Jerboas have evolved mechanisms to mitigate passive water loss through respiration—the simple act of breathing releases water vapor—significantly reducing water lost through air exchange.

Besides efficient kidneys and diet, what other physiological mechanism helps mitigate water loss in jerboas?
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