Mammals have a layer of fat under the skin to help insulate the body.
Of the sea mammals, especially the seal and walrus are hunted.
Walruses have a layer of fat under the skin to help insulate the body.
What has a layer of fat under the skin to help insulate the body?
Options:
a. walruses
b. bears
c. the Sun
d. water
e. rabbit
f. ice
g. animals
h. humans