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

Fact 2: All monkeys are mammals.

Given the two facts above, answer the question "what conserves body heat with their hair or fur?" with the following options: 
- weathering
 - bears
 - snakes
 - dogs
 - ants
 - humans
 - monkeys
 - goats


 

       monkeys  