The Muskrat Si 
clusters of rushes are still standing. At such places 
there are usually air holes, the breathing places for 
the muskrat. He takes advantage of these holes and 
forces the refuse of his food through them, thus form- 
ing a little mound six to twelve inches in height. This 
THE WINTER LODGE 
wet material, along with a little mud, forms a compact 
mass, preventing the water from freezing below. Here 
the muskrat brings his food to eat, and here he obtains 
the necessary air, remaining the while in a sitting 
position, with his forward parts in the hut and his 
hind parts in the water. Sometimes if a lodge is 
