In the summer its fur is a redish brown or tan color, which changes to more of a grayish brown color in the winter.
(its fur; is; a redish brown or tan color, which changes to more of a grayish brown color in the winter; L:In the summer) (a redish brown or tan color; changes; to more of a grayish brown color in the winter)
its fur a redish brown or tan color
is changes
a redish brown or tan color, which changes to more of a grayish brown color in the winter L:In the summer
to more of a grayish brown color in the winter