Fact 1: Mammals conserve body heat with their hair or fur.

Fact 2: Mammals include rabbits, foxes and coyotes.

Given the two facts above, answer the question "What conserve body heat with their hair or fur?" with the following options: 
- foxes
 - snakes
 - goats
 - whales
 - dogs
 - cats
 - humans
 - lizards


 

 foxes        