Fact 1: Hair helps to insulate and protect the body.

Fact 2: All mammals have hair.

Given the two facts above, answer the question "What has insulation that also protects the body?" with the following options: 
- layers of fat
 - animals
 - Animal fur
 - fur and fat
 - alpacas
 - fur seals
 - most mammals
 - Blankets


 

       most mammals  