Webbed feet are used for moving faster through water by aquatic animals, and all ducks have webbed feet. Given these facts, why do ducks move faster through water among the following options:
- Due to their coloring
 - Due to their feet
 - To keep their body heat.
 - Due to their diet
 - animals with backbones
 - Males and females
 - it keeps an organism warm
 - Due to their quacks


 

  Due to their feet       