You are presented with the question "What has a layer of fat under the skin to help insulate the body?" and the following answer choices: 
- walruses
 - bears
 - the Sun
 - water
 - rabbit
 - ice
 - animals
 - humans

Now knowing that mammals have a layer of fat under the skin to help insulate the body and of the sea mammals, especially the seal and walrus are hunted, choose the best answer.


 

 walruses        