If kangaroo rats were moved from the desert to northern tundra, where temperatures are much colder, and then allowed to evolve for many generations, which of the following adaptations might you expect for heat retention? *I know the answer is that a larger body size is the answer, but can someone explain why?

Question

koikkara · Answer

Kangaroo rats feed on seeds, vegetation and insects, storing a cache of seeds to see them through periods of drought @hardequalsmath another notable feature of kangaroo rats are their fur-lined cheek pouches, which are used for storing food.