Fact 1: Thick fur can be used for keeping warm.

Fact 2: With a thick fur coat and 4 inches of fat a bear stays warm.

Given the two facts above, answer the question "What does thick fur help a bear with?" with the following options: 
- Helps blend in
 - nutrients
 - Helps them run fast
 - Protect from heat
 - Protect from cold
 - heat energy
 - adding heat
 - hard outer covering


 

     Protect from cold    