Fact 1: Preventing the transfer of heat from an organims 's body causes that organism to keep warm.

Fact 2: Leaves keep animals warm.

Given the two facts above, answer the question "What might animals use leaves for?" with the following options: 
- water conservation
 - To make a path.
 - To burn for warmth.
 - storing water
 - To keep their body heat.
 - Help plants grow
 - sunlight energy
 - To fertilize gardens.


 

     To keep their body heat.    