You are presented with the question "The protective covering on mammals, that helps them conserve body heat, is usually:" and the following answer choices: 
- spiny
 - scaley
 - elastic
 - dense
 - fuzzy
 - skin
 - spiky
 - fat

Now knowing that mammals conserve body heat with their hair or fur and mammals Hair or fur covers the bodies of most mammals, choose the best answer.


 

     fuzzy    