You are presented with the question "trees can be dispersed by" and the following answer choices: 
- insects
 - heat energy
 - gene flow
 - mutations
 - wind speed
 - animal fur
 - Movement
 - sun's heat

Now knowing that if seeds stick to the fur of an animal then that seed will be transported by the animal and animals with fur can also help trees disperse their seeds, choose the best answer.


 

      animal fur   